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Detective Comics #604
	DC Comics, 9/89

Alan Grant story		Mud Pack storyline begins. Batman poster
Norm Breyfogle & Steve Mitchell art		by Norm Breyfogle included.
Norm Breyfogle cover

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. Detective Comics 604 (9/89, DC Comics)	Universal	1	9.40	July 17, 2003					1
2. Detective Comics 604 (9/89, DC Comics)	Universal	2	9.50	January 08, 2004				1	1
3. Detective Comics 604 (9/89, DC Comics)	Universal	2	9.50	July 12, 2004				1	1
4. Detective Comics 604 (9/89, DC Comics)	Universal	2	9.50	December 16, 2004				1	1
5. Detective Comics 604 (9/89, DC Comics)	Universal	3	9.53	July 07, 2005				2	1
6. Detective Comics 604 (9/89, DC Comics)	Universal	5	9.56	January 27, 2006				4	1
7. Detective Comics 604 (9/89, DC Comics)	Universal	5	9.56	June 20, 2006				4	1
8. Detective Comics 604 (9/89, DC Comics)	Universal	6	9.60	January 10, 2007			1	4	1
9. Detective Comics 604 (9/89, DC Comics)	Universal	7	9.63	July 05, 2007			2	4	1
10. Detective Comics 604 (9/89, DC Comics)	Universal	7	9.63	January 09, 2008			2	4	1
11. Detective Comics 604 (9/89, DC Comics)	Universal	7	9.63	July 01, 2008			2	4	1
12. Detective Comics 604 (9/89, DC Comics)	Universal	7	9.63	January 13, 2009			2	4	1
13. Detective Comics 604 (9/89, DC Comics)	Universal	7	9.63	June 24, 2009			2	4	1
14. Detective Comics 604 (9/89, DC Comics)	Universal	9	9.62	December 15, 2009			2	6	1
15. Detective Comics 604 (9/89, DC Comics)	Universal	13	9.68	June 14, 2010			6	6	1
16. Detective Comics 604 (9/89, DC Comics)	Universal	13	9.68	December 27, 2010			6	6	1
17. Detective Comics 604 (9/89, DC Comics)	Universal	13	9.68	June 27, 2011			6	6	1
18. Detective Comics 604 (9/89, DC Comics)	Universal	13	9.68	January 02, 2012			6	6	1
19. Detective Comics 604 (9/89, DC Comics)	Universal	13	9.68	July 02, 2012			6	6	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. Detective Comics 604 (9/89, DC Comics)	Universal	13	9.68	December 31, 2012			6	6	1
21. Detective Comics 604 (9/89, DC Comics)	Universal	13	9.68	June 22, 2013			6	6	1
22. Detective Comics 604 (9/89, DC Comics)	Universal	13	9.68	December 31, 2013			6	6	1
23. Detective Comics 604 (9/89, DC Comics)	Universal	13	9.68	July 01, 2014			6	6	1
24. Detective Comics 604 (9/89, DC Comics)	Universal	13	9.68	December 30, 2014			6	6	1
25. Detective Comics 604 (9/89, DC Comics)	Universal	13	9.68	June 30, 2015			6	6	1
26. Detective Comics 604 (9/89, DC Comics)	Universal	13	9.68	December 29, 2015			6	6	1
27. Detective Comics 604 (9/89, DC Comics)	Universal	14	9.69	June 28, 2016			7	6	1
28. Detective Comics 604 (9/89, DC Comics)	Universal	15	9.65	December 27, 2016			7	6	1	1
29. Detective Comics 604 (9/89, DC Comics)	Universal	15	9.65	June 27, 2017			7	6	1	1
30. Detective Comics 604 (9/89, DC Comics)	Universal	15	9.65	January 02, 2018			7	6	1	1
31. Detective Comics 604 (9/89, DC Comics)	Universal	22	9.69	July 03, 2018			13	7	1	1
32. Detective Comics 604 (9/89, DC Comics)	Universal	23	9.70	January 01, 2019			14	7	1	1
33. Detective Comics 604 (9/89, DC Comics)	Universal	23	9.70	July 02, 2019			14	7	1	1
34. Detective Comics 604 (9/89, DC Comics)	Universal	23	9.70	December 31, 2019			14	7	1	1
35. Detective Comics 604 (9/89, DC Comics)	Universal	25	9.68	June 30, 2020			14	8	2	1
36. Detective Comics 604 (9/89, DC Comics)	Universal	25	9.68	December 29, 2020			14	8	2	1
37. Detective Comics 604 (9/89, DC Comics)	Universal	33	9.68	June 29, 2021			19	10	3	1
38. Detective Comics 604 (9/89, DC Comics)	Universal	33	9.68	December 28, 2021			19	10	3	1
39. Detective Comics 604 (9/89, DC Comics)	Universal	39	9.67	June 28, 2022			20	14	3	2
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. Detective Comics 604 (9/89, DC Comics)	Universal	40	9.67	December 27, 2022			21	14	3	2
41. Detective Comics 604 (9/89, DC Comics)	Universal	45	9.64	June 27, 2023			22	16	3	2	2
42. Detective Comics 604 (9/89, DC Comics)	Universal	50	9.60	December 31, 2023			23	16	5	2	3	1
43. Detective Comics 604 (9/89, DC Comics)	Universal	64	9.58	June 24, 2025			34	17	6	2	3	1				1
44. Detective Comics 604 (9/89, DC Comics)	Universal	64	9.58	July 01, 2025			34	17	6	2	3	1				1
45. Detective Comics 604 (9/89, DC Comics)	Universal	64	9.58	July 15, 2025			34	17	6	2	3	1				1
46. Detective Comics 604 (9/89, DC Comics)	Universal	64	9.58	July 22, 2025			34	17	6	2	3	1				1
47. Detective Comics 604 (9/89, DC Comics)	Universal	64	9.58	July 29, 2025			34	17	6	2	3	1				1
48. Detective Comics 604 (9/89, DC Comics)	Universal	64	9.58	August 05, 2025			34	17	6	2	3	1				1
49. Detective Comics 604 (9/89, DC Comics)	Universal	64	9.58	August 12, 2025			34	17	6	2	3	1				1
50. Detective Comics 604 (9/89, DC Comics)	Universal	64	9.58	August 19, 2025			34	17	6	2	3	1				1
51. Detective Comics 604 (9/89, DC Comics)	Signature	2	9.70	July 02, 2012			1	1
52. Detective Comics 604 (9/89, DC Comics)	Signature	3	9.73	December 31, 2012			2	1
53. Detective Comics 604 (9/89, DC Comics)	Signature	3	9.73	June 22, 2013			2	1
54. Detective Comics 604 (9/89, DC Comics)	Signature	3	9.73	December 31, 2013			2	1
55. Detective Comics 604 (9/89, DC Comics)	Signature	5	9.68	July 01, 2014			2	3
56. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.70	December 30, 2014			3	3
57. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.70	June 30, 2015			3	3
58. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.70	December 29, 2015			3	3
59. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.70	June 28, 2016			3	3
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. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.70	December 27, 2016			3	3
61. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.70	June 27, 2017			3	3
62. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.70	January 02, 2018			3	3
63. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.70	July 03, 2018			3	3
64. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.70	January 01, 2019			3	3
65. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	July 02, 2019			4	2
66. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	December 31, 2019			4	2
67. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	June 30, 2020			4	2
68. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	December 29, 2020			4	2
69. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	June 29, 2021			4	2
70. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	December 28, 2021			4	2
71. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	June 28, 2022			4	2
72. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	December 27, 2022			4	2
73. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	June 27, 2023			4	2
74. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	December 31, 2023			4	2
75. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	June 24, 2025			4	2
76. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	July 01, 2025			4	2
77. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	July 15, 2025			4	2
78. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	July 22, 2025			4	2
79. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	July 29, 2025			4	2
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. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	August 05, 2025			4	2
81. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	August 12, 2025			4	2
82. Detective Comics 604 (9/89, DC Comics)	Signature	6	9.73	August 19, 2025			4	2
83. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	January 01, 2019								1
84. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	July 02, 2019								1
85. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	December 31, 2019								1
86. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	June 30, 2020								1
87. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	December 29, 2020								1
88. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	June 29, 2021								1
89. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	December 28, 2021								1
90. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	June 28, 2022								1
91. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	December 27, 2022								1
92. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	June 27, 2023								1
93. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	December 31, 2023								1
94. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	June 24, 2025								1
95. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	July 01, 2025								1
96. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	July 15, 2025								1
97. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	July 22, 2025								1
98. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	July 29, 2025								1
99. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	August 05, 2025								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. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	August 12, 2025								1
101. Detective Comics 604 (9/89, DC Comics)	Qualified	1	8.50	August 19, 2025								1

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