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Challengers of the Unknown #6
U.K. Edition	Thorpe & Porter, 1960	United Kingdom

Wood, Waldinger, Fox & Binder stories		Contains Challengers of the Unknown #6,
Kirby, Wood, Waldinger, Sekowsky,		Showcase #19, Strange Adventures #99 and
Giella & Infantino art, Jack Kirby cover		House of Mystery #35 stories.

Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
1. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 17, 2016													1
2. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 24, 2016													1
3. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 31, 2016													1
4. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 07, 2016													1
5. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 14, 2016													1
6. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 21, 2016													1
7. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 28, 2016													1
8. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 05, 2016													1
9. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 12, 2016													1
10. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 19, 2016													1
11. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 26, 2016													1
12. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 02, 2016													1
13. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 09, 2016													1
14. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 16, 2016													1
15. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 23, 2016													1
16. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 30, 2016													1
17. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 06, 2016													1
18. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 13, 2016													1
19. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 20, 2016													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
20. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 27, 2016													1
21. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 04, 2016													1
22. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 11, 2016													1
23. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 18, 2016													1
24. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 25, 2016													1
25. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 01, 2016													1
26. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 08, 2016													1
27. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 15, 2016													1
28. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 22, 2016													1
29. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 29, 2016													1
30. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 06, 2016													1
31. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 13, 2016													1
32. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 20, 2016													1
33. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 27, 2016													1
34. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 03, 2017													1
35. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 10, 2017													1
36. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 17, 2017													1
37. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 24, 2017													1
38. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 31, 2017													1
39. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 07, 2017													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
40. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 14, 2017													1
41. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 21, 2017													1
42. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 28, 2017													1
43. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 07, 2017													1
44. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 14, 2017													1
45. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 21, 2017													1
46. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 28, 2017													1
47. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 04, 2017													1
48. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 11, 2017													1
49. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 18, 2017													1
50. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 25, 2017													1
51. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 02, 2017													1
52. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 09, 2017													1
53. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 16, 2017													1
54. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 23, 2017													1
55. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 30, 2017													1
56. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 06, 2017													1
57. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 13, 2017													1
58. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 20, 2017													1
59. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 27, 2017													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
60. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 11, 2017													1
61. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 18, 2017													1
62. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 25, 2017													1
63. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 01, 2017													1
64. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 08, 2017													1
65. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 15, 2017													1
66. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 29, 2017													1
67. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 05, 2017													1
68. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 19, 2017													1
69. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 26, 2017													1
70. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 03, 2017													1
71. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 10, 2017													1
72. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 17, 2017													1
73. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 24, 2017													1
74. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 31, 2017													1
75. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 07, 2017													1
76. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 14, 2017													1
77. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 28, 2017													1
78. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 05, 2017													1
79. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 12, 2017													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
80. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 19, 2017													1
81. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 26, 2017													1
82. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 02, 2018													1
83. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 09, 2018													1
84. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 16, 2018													1
85. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 23, 2018													1
86. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 30, 2018													1
87. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 06, 2018													1
88. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 13, 2018													1
89. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 20, 2018													1
90. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 27, 2018													1
91. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 06, 2018													1
92. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 13, 2018													1
93. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 20, 2018													1
94. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 27, 2018													1
95. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 03, 2018													1
96. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 10, 2018													1
97. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 17, 2018													1
98. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 24, 2018													1
99. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 01, 2018													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
100. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 08, 2018													1
101. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 15, 2018													1
102. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 22, 2018													1
103. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 29, 2018													1
104. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 05, 2018													1
105. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 12, 2018													1
106. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 19, 2018													1
107. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 03, 2018													1
108. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 10, 2018													1
109. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 17, 2018													1
110. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 24, 2018													1
111. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 31, 2018													1
112. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 07, 2018													1
113. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 14, 2018													1
114. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 21, 2018													1
115. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 28, 2018													1
116. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 04, 2018													1
117. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 11, 2018													1
118. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 18, 2018													1
119. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 25, 2018													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
120. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 02, 2018													1
121. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 09, 2018													1
122. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 16, 2018													1
123. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 23, 2018													1
124. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 30, 2018													1
125. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 06, 2018													1
126. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 13, 2018													1
127. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 27, 2018													1
128. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 04, 2018													1
129. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 11, 2018													1
130. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 18, 2018													1
131. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 25, 2018													1
132. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 01, 2019													1
133. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 08, 2019													1
134. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 15, 2019													1
135. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 22, 2019													1
136. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 29, 2019													1
137. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 05, 2019													1
138. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 12, 2019													1
139. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 19, 2019													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
140. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 26, 2019													1
141. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 05, 2019													1
142. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 12, 2019													1
143. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 19, 2019													1
144. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 26, 2019													1
145. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 02, 2019													1
146. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 09, 2019													1
147. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 16, 2019													1
148. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 23, 2019													1
149. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 30, 2019													1
150. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 07, 2019													1
151. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 14, 2019													1
152. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 21, 2019													1
153. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 28, 2019													1
154. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 04, 2019													1
155. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 11, 2019													1
156. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 18, 2019													1
157. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 25, 2019													1
158. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 02, 2019													1
159. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 09, 2019													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
160. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 16, 2019													1
161. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 23, 2019													1
162. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 30, 2019													1
163. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 06, 2019													1
164. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 13, 2019													1
165. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 20, 2019													1
166. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 27, 2019													1
167. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 03, 2019													1
168. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 10, 2019													1
169. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 17, 2019													1
170. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 24, 2019													1
171. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 01, 2019													1
172. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 08, 2019													1
173. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 03, 2019													1
174. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 10, 2019													1
175. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 17, 2019													1
176. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 24, 2019													1
177. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 31, 2019													1
178. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 07, 2020													1
179. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 14, 2020													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
180. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 21, 2020													1
181. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 28, 2020													1
182. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 04, 2020													1
183. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 11, 2020													1
184. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 18, 2020													1
185. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 25, 2020													1
186. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 03, 2020													1
187. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 10, 2020													1
188. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 17, 2020													1
189. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 24, 2020													1
190. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 31, 2020													1
191. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 07, 2020													1
192. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 14, 2020													1
193. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 21, 2020													1
194. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 28, 2020													1
195. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 05, 2020													1
196. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 12, 2020													1
197. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 19, 2020													1
198. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 26, 2020													1
199. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 02, 2020													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
200. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 09, 2020													1
201. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 16, 2020													1
202. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 23, 2020													1
203. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 30, 2020													1
204. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 07, 2020													1
205. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 14, 2020													1
206. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 21, 2020													1
207. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 28, 2020													1
208. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 04, 2020													1
209. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 11, 2020													1
210. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 18, 2020													1
211. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 25, 2020													1
212. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 01, 2020													1
213. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 15, 2020													1
214. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 22, 2020													1
215. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 29, 2020													1
216. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 06, 2020													1
217. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 13, 2020													1
218. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 20, 2020													1
219. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 27, 2020													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
220. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 03, 2020													1
221. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 10, 2020													1
222. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 17, 2020													1
223. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 24, 2020													1
224. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 01, 2020													1
225. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 08, 2020													1
226. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 15, 2020													1
227. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 22, 2020													1
228. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 29, 2020													1
229. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 05, 2021													1
230. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 12, 2021													1
231. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 19, 2021													1
232. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 26, 2021													1
233. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 02, 2021													1
234. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 09, 2021													1
235. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 16, 2021													1
236. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 23, 2021													1
237. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 02, 2021													1
238. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 09, 2021													1
239. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 16, 2021													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
240. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 23, 2021													1
241. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 30, 2021													1
242. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 06, 2021													1
243. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 13, 2021													1
244. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 20, 2021													1
245. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 27, 2021													1
246. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 04, 2021													1
247. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 11, 2021													1
248. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 18, 2021													1
249. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 25, 2021													1
250. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 01, 2021													1
251. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 08, 2021													1
252. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 15, 2021													1
253. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 22, 2021													1
254. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 29, 2021													1
255. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 06, 2021													1
256. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 13, 2021													1
257. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 20, 2021													1
258. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 27, 2021													1
259. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 03, 2021													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
260. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 10, 2021													1
261. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 17, 2021													1
262. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 24, 2021													1
263. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 31, 2021													1
264. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 14, 2021													1
265. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 21, 2021													1
266. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 28, 2021													1
267. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 12, 2021													1
268. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 19, 2021													1
269. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 26, 2021													1
270. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 02, 2021													1
271. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 09, 2021													1
272. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 16, 2021													1
273. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 23, 2021													1
274. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 30, 2021													1
275. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 07, 2021													1
276. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 14, 2021													1
277. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 28, 2021													1
278. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 04, 2022													1
279. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 11, 2022													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
280. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 18, 2022													1
281. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 25, 2022													1
282. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 01, 2022													1
283. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 08, 2022													1
284. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 15, 2022													1
285. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 22, 2022													1
286. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 01, 2022													1
287. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 08, 2022													1
288. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 15, 2022													1
289. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 22, 2022													1
290. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 29, 2022													1
291. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 05, 2022													1
292. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 12, 2022													1
293. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 19, 2022													1
294. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 26, 2022													1
295. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 03, 2022													1
296. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 10, 2022													1
297. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 24, 2022													1
298. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 31, 2022													1
299. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 07, 2022													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
300. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 14, 2022													1
301. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 21, 2022													1
302. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 28, 2022													1
303. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 05, 2022													1
304. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 12, 2022													1
305. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 19, 2022													1
306. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 26, 2022													1
307. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 02, 2022													1
308. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 09, 2022													1
309. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 16, 2022													1
310. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 23, 2022													1
311. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 30, 2022													1
312. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 06, 2022													1
313. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 13, 2022													1
314. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 20, 2022													1
315. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 27, 2022													1
316. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 04, 2022													1
317. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 11, 2022													1
318. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 18, 2022													1
319. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 25, 2022													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
320. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 01, 2022													1
321. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 08, 2022													1
322. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 15, 2022													1
323. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 22, 2022													1
324. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 29, 2022													1
325. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 06, 2022													1
326. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 13, 2022													1
327. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 20, 2022													1
328. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 27, 2022													1
329. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 03, 2023													1
330. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 10, 2023													1
331. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 17, 2023													1
332. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 24, 2023													1
333. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	January 31, 2023													1
334. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 07, 2023													1
335. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 14, 2023													1
336. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	February 21, 2023													1
337. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 07, 2023													1
338. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 14, 2023													1
339. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 21, 2023													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
340. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	March 28, 2023													1
341. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 04, 2023													1
342. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 11, 2023													1
343. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 18, 2023													1
344. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	April 25, 2023													1
345. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 02, 2023													1
346. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 09, 2023													1
347. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 16, 2023													1
348. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 23, 2023													1
349. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	May 30, 2023													1
350. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 06, 2023													1
351. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 13, 2023													1
352. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 20, 2023													1
353. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	June 27, 2023													1
354. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 04, 2023													1
355. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 11, 2023													1
356. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 18, 2023													1
357. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	July 25, 2023													1
358. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 08, 2023													1
359. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 15, 2023													1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
360. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 22, 2023													1
361. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	August 29, 2023													1
362. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 05, 2023													1
363. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 12, 2023													1
364. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	September 19, 2023													1
365. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 03, 2023													1
366. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 10, 2023													1
367. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 17, 2023													1
368. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 24, 2023													1
369. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	October 31, 2023													1
370. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 14, 2023													1
371. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 21, 2023													1
372. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	November 28, 2023													1
373. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	1	6.00	December 05, 2023													1
374. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	December 12, 2023							1						1
375. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	December 19, 2023							1						1
376. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	December 26, 2023							1						1
377. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	December 31, 2023							1						1
378. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	January 09, 2024							1						1
379. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	January 16, 2024							1						1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
380. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	January 23, 2024							1						1
381. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	January 30, 2024							1						1
382. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	February 06, 2024							1						1
383. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	February 20, 2024							1						1
384. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	February 27, 2024							1						1
385. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	March 05, 2024							1						1
386. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	April 02, 2024							1						1
387. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	April 09, 2024							1						1
388. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	April 16, 2024							1						1
389. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	April 23, 2024							1						1
390. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	April 30, 2024							1						1
391. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	May 07, 2024							1						1
392. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	May 14, 2024							1						1
393. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	May 21, 2024							1						1
394. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	May 28, 2024							1						1
395. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	June 04, 2024							1						1
396. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	June 11, 2024							1						1
397. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	June 18, 2024							1						1
398. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	June 25, 2024							1						1
399. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	July 02, 2024							1						1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
400. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	July 09, 2024							1						1
401. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	July 16, 2024							1						1
402. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	July 23, 2024							1						1
403. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	July 30, 2024							1						1
404. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	August 06, 2024							1						1
405. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	August 13, 2024							1						1
406. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	August 20, 2024							1						1
407. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	August 27, 2024							1						1
408. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	September 03, 2024							1						1
409. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	September 10, 2024							1						1
410. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	September 17, 2024							1						1
411. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	September 24, 2024							1						1
412. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	October 01, 2024							1						1
413. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	October 08, 2024							1						1
414. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	October 15, 2024							1						1
415. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	October 22, 2024							1						1
416. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	November 05, 2024							1						1
417. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	November 12, 2024							1						1
418. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	November 19, 2024							1						1
419. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	November 26, 2024							1						1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
420. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	December 03, 2024							1						1
421. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	December 10, 2024							1						1
422. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	December 17, 2024							1						1
423. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	December 31, 2024							1						1
424. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	January 07, 2025							1						1
425. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	January 14, 2025							1						1
426. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	January 21, 2025							1						1
427. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	January 28, 2025							1						1
428. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	February 04, 2025							1						1
429. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	February 18, 2025							1						1
430. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	February 25, 2025							1						1
431. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	March 04, 2025							1						1
432. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	March 11, 2025							1						1
433. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	March 18, 2025							1						1
434. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	March 25, 2025							1						1
435. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	April 01, 2025							1						1
436. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	April 08, 2025							1						1
437. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	April 15, 2025							1						1
438. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	April 22, 2025							1						1
439. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	April 29, 2025							1						1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
440. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	May 06, 2025							1						1
441. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	May 13, 2025							1						1
442. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	May 20, 2025							1						1
443. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	May 27, 2025							1						1
444. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	June 03, 2025							1						1
445. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	June 10, 2025							1						1
446. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	June 17, 2025							1						1
447. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	June 24, 2025							1						1
448. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	July 01, 2025							1						1
449. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	July 15, 2025							1						1
450. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	July 22, 2025							1						1
451. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	July 29, 2025							1						1
452. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	August 05, 2025							1						1
453. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter)	Universal	2	7.50	August 12, 2025							1						1

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