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Detective Comics #450
	DC Comics, 8/75

Elliot S. Maggin & Bob Rozakis stories		Robin backup story.
Walter Simonson & Al Milgrom art
Ernie Chan & Dick Giordano 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 450 (8/75, DC Comics)	Universal	1	6.00	July 01, 2001													1
2. Detective Comics 450 (8/75, DC Comics)	Universal	3	8.13	January 27, 2002						2							1
3. Detective Comics 450 (8/75, DC Comics)	Universal	4	8.55	July 17, 2003			1			2							1
4. Detective Comics 450 (8/75, DC Comics)	Universal	4	8.55	January 08, 2004			1			2							1
5. Detective Comics 450 (8/75, DC Comics)	Universal	5	8.68	July 12, 2004			1			3							1
6. Detective Comics 450 (8/75, DC Comics)	Universal	10	8.82	December 16, 2004			1		2	3	2		1				1
7. Detective Comics 450 (8/75, DC Comics)	Universal	13	8.92	July 07, 2005			1		3	5	2		1				1
8. Detective Comics 450 (8/75, DC Comics)	Universal	14	8.93	January 27, 2006			1		3	5	3		1				1
9. Detective Comics 450 (8/75, DC Comics)	Universal	15	8.97	June 20, 2006			1	1	3	5	3		1				1
10. Detective Comics 450 (8/75, DC Comics)	Universal	16	8.99	January 10, 2007			1	1	3	6	3		1				1
11. Detective Comics 450 (8/75, DC Comics)	Universal	16	8.99	July 05, 2007			1	1	3	6	3		1				1
12. Detective Comics 450 (8/75, DC Comics)	Universal	17	9.02	January 09, 2008			1	2	3	6	3		1				1
13. Detective Comics 450 (8/75, DC Comics)	Universal	19	9.02	July 01, 2008			1	2	4	6	3	1	1				1
14. Detective Comics 450 (8/75, DC Comics)	Universal	21	8.99	January 13, 2009			1	2	5	6	3	1	2				1
15. Detective Comics 450 (8/75, DC Comics)	Universal	23	8.99	June 24, 2009			1	3	5	6	3	2	2				1
16. Detective Comics 450 (8/75, DC Comics)	Universal	24	9.00	December 15, 2009			1	3	5	7	3	2	2				1
17. Detective Comics 450 (8/75, DC Comics)	Universal	25	9.02	June 14, 2010			1	4	5	7	3	2	2				1
18. Detective Comics 450 (8/75, DC Comics)	Universal	26	9.05	December 27, 2010			1	5	5	7	3	2	2				1
19. Detective Comics 450 (8/75, DC Comics)	Universal	26	9.05	June 27, 2011			1	5	5	7	3	2	2				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 450 (8/75, DC Comics)	Universal	26	9.05	January 02, 2012			1	5	5	7	3	2	2				1
21. Detective Comics 450 (8/75, DC Comics)	Universal	27	9.05	July 02, 2012			1	5	5	8	3	2	2				1
22. Detective Comics 450 (8/75, DC Comics)	Universal	29	9.04	December 31, 2012			1	5	5	9	3	3	2				1
23. Detective Comics 450 (8/75, DC Comics)	Universal	32	9.09	June 22, 2013			2	6	6	9	3	3	2				1
24. Detective Comics 450 (8/75, DC Comics)	Universal	32	9.09	December 31, 2013			2	6	6	9	3	3	2				1
25. Detective Comics 450 (8/75, DC Comics)	Universal	33	9.07	July 01, 2014			2	6	6	9	3	4	2				1
26. Detective Comics 450 (8/75, DC Comics)	Universal	33	9.07	December 30, 2014			2	6	6	9	3	4	2				1
27. Detective Comics 450 (8/75, DC Comics)	Universal	34	9.01	June 30, 2015			2	6	6	9	3	4	2		1		1
28. Detective Comics 450 (8/75, DC Comics)	Universal	36	8.99	December 29, 2015			2	6	6	10	3	4	3		1		1
29. Detective Comics 450 (8/75, DC Comics)	Universal	37	9.01	June 28, 2016			2	7	6	10	3	4	3		1		1
30. Detective Comics 450 (8/75, DC Comics)	Universal	39	9.04	December 27, 2016			3	7	7	10	3	4	3		1		1
31. Detective Comics 450 (8/75, DC Comics)	Universal	39	9.04	June 27, 2017			3	7	7	10	3	4	3		1		1
32. Detective Comics 450 (8/75, DC Comics)	Universal	40	9.01	January 02, 2018			3	7	7	10	3	4	4		1		1
33. Detective Comics 450 (8/75, DC Comics)	Universal	41	9.00	July 03, 2018			3	7	7	10	3	5	4		1		1
34. Detective Comics 450 (8/75, DC Comics)	Universal	41	9.00	January 01, 2019			3	7	7	10	3	5	4		1		1
35. Detective Comics 450 (8/75, DC Comics)	Universal	43	8.90	July 02, 2019			3	7	7	10	3	5	4		3		1
36. Detective Comics 450 (8/75, DC Comics)	Universal	45	8.94	December 31, 2019			3	9	7	10	3	5	4		3		1
37. Detective Comics 450 (8/75, DC Comics)	Universal	46	8.92	June 30, 2020			3	9	7	10	3	5	5		3		1
38. Detective Comics 450 (8/75, DC Comics)	Universal	48	8.93	December 29, 2020			3	9	8	11	3	5	5		3		1
39. Detective Comics 450 (8/75, DC Comics)	Universal	48	8.93	June 29, 2021			3	9	8	11	3	5	5		3		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. Detective Comics 450 (8/75, DC Comics)	Universal	52	8.87	December 28, 2021			3	9	10	11	3	6	5		3		1		1
41. Detective Comics 450 (8/75, DC Comics)	Universal	56	8.87	June 28, 2022			3	9	11	13	3	6	6		3		1		1
42. Detective Comics 450 (8/75, DC Comics)	Universal	56	8.87	December 27, 2022			3	9	11	13	3	6	6		3		1		1
43. Detective Comics 450 (8/75, DC Comics)	Universal	59	8.87	June 27, 2023			3	10	12	13	3	6	6	1	3		1		1
44. Detective Comics 450 (8/75, DC Comics)	Universal	63	8.87	December 31, 2023			3	11	13	13	3	7	7	1	3		1		1
45. Detective Comics 450 (8/75, DC Comics)	Universal	71	8.83	June 24, 2025			3	11	16	14	3	8	8	1	5		1		1
46. Detective Comics 450 (8/75, DC Comics)	Universal	71	8.83	July 01, 2025			3	11	16	14	3	8	8	1	5		1		1
47. Detective Comics 450 (8/75, DC Comics)	Universal	71	8.83	July 15, 2025			3	11	16	14	3	8	8	1	5		1		1
48. Detective Comics 450 (8/75, DC Comics)	Universal	71	8.83	July 22, 2025			3	11	16	14	3	8	8	1	5		1		1
49. Detective Comics 450 (8/75, DC Comics)	Universal	71	8.83	July 29, 2025			3	11	16	14	3	8	8	1	5		1		1
50. Detective Comics 450 (8/75, DC Comics)	Universal	71	8.83	August 05, 2025			3	11	16	14	3	8	8	1	5		1		1
51. Detective Comics 450 (8/75, DC Comics)	Universal	71	8.83	August 12, 2025			3	11	16	14	3	8	8	1	5		1		1
52. Detective Comics 450 (8/75, DC Comics)	Universal	72	8.84	August 19, 2025			4	11	16	14	3	8	8	1	5		1		1
53. Detective Comics 450 (8/75, DC Comics)	Signature	1	7.50	June 28, 2016										1
54. Detective Comics 450 (8/75, DC Comics)	Signature	3	7.90	December 27, 2016						1				1	1
55. Detective Comics 450 (8/75, DC Comics)	Signature	4	7.93	June 27, 2017						1			1	1	1
56. Detective Comics 450 (8/75, DC Comics)	Signature	4	7.93	January 02, 2018						1			1	1	1
57. Detective Comics 450 (8/75, DC Comics)	Signature	4	7.93	July 03, 2018						1			1	1	1
58. Detective Comics 450 (8/75, DC Comics)	Signature	4	7.98	January 01, 2019					1				1	1	1
59. Detective Comics 450 (8/75, DC Comics)	Signature	4	7.98	July 02, 2019					1				1	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
60. Detective Comics 450 (8/75, DC Comics)	Signature	4	8.03	December 31, 2019				1					1	1	1
61. Detective Comics 450 (8/75, DC Comics)	Signature	4	8.03	June 30, 2020				1					1	1	1
62. Detective Comics 450 (8/75, DC Comics)	Signature	4	8.03	December 29, 2020				1					1	1	1
63. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	June 29, 2021				1		1			1	1	1
64. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	December 28, 2021				1		1			1	1	1
65. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	June 28, 2022				1		1			1	1	1
66. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	December 27, 2022				1		1			1	1	1
67. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	June 27, 2023				1		1			1	1	1
68. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	December 31, 2023				1		1			1	1	1
69. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	June 24, 2025				1		1			1	1	1
70. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	July 01, 2025				1		1			1	1	1
71. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	July 15, 2025				1		1			1	1	1
72. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	July 22, 2025				1		1			1	1	1
73. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	July 29, 2025				1		1			1	1	1
74. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	August 05, 2025				1		1			1	1	1
75. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	August 12, 2025				1		1			1	1	1
76. Detective Comics 450 (8/75, DC Comics)	Signature	5	8.26	August 19, 2025				1		1			1	1	1

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