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Detective Comics #420
	DC Comics, 2/72

Frank Robbins story		Batgirl backup story.
Frank Robbins and Don Heck art
Neal Adams 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 420 (2/72, DC Comics)	Universal	3	8.93	January 27, 2002				1		1			1
2. Detective Comics 420 (2/72, DC Comics)	Universal	8	8.85	July 17, 2003				1	1	4			1		1
3. Detective Comics 420 (2/72, DC Comics)	Universal	10	8.96	January 08, 2004				1	3	4			1		1
4. Detective Comics 420 (2/72, DC Comics)	Universal	10	8.96	July 12, 2004				1	3	4			1		1
5. Detective Comics 420 (2/72, DC Comics)	Universal	12	8.98	December 16, 2004				2	3	4		1	1		1
6. Detective Comics 420 (2/72, DC Comics)	Universal	14	9.01	July 07, 2005				2	3	6		1	1		1
7. Detective Comics 420 (2/72, DC Comics)	Universal	15	9.05	January 27, 2006				3	3	6		1	1		1
8. Detective Comics 420 (2/72, DC Comics)	Universal	16	9.06	June 20, 2006				3	3	7		1	1		1
9. Detective Comics 420 (2/72, DC Comics)	Universal	17	9.09	January 10, 2007				4	3	7		1	1		1
10. Detective Comics 420 (2/72, DC Comics)	Universal	18	9.11	July 05, 2007				4	4	7		1	1		1
11. Detective Comics 420 (2/72, DC Comics)	Universal	19	9.05	January 09, 2008				4	4	7		1	2		1
12. Detective Comics 420 (2/72, DC Comics)	Universal	22	9.02	July 01, 2008				5	4	7	1	1	3		1
13. Detective Comics 420 (2/72, DC Comics)	Universal	23	9.02	January 13, 2009				5	4	7	2	1	3		1
14. Detective Comics 420 (2/72, DC Comics)	Universal	24	9.02	June 24, 2009				5	4	7	3	1	3		1
15. Detective Comics 420 (2/72, DC Comics)	Universal	25	9.04	December 15, 2009				6	4	7	3	1	3		1
16. Detective Comics 420 (2/72, DC Comics)	Universal	27	8.84	June 14, 2010				6	4	7	3	1	4		1					1
17. Detective Comics 420 (2/72, DC Comics)	Universal	28	8.87	December 27, 2010			1	6	4	7	3	1	4		1					1
18. Detective Comics 420 (2/72, DC Comics)	Universal	34	8.92	June 27, 2011			1	7	7	7	3	3	4		1					1
19. Detective Comics 420 (2/72, DC Comics)	Universal	36	8.96	January 02, 2012			2	8	7	7	3	3	4		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
20. Detective Comics 420 (2/72, DC Comics)	Universal	40	9.01	July 02, 2012			2	9	10	7	3	3	4		1					1
21. Detective Comics 420 (2/72, DC Comics)	Universal	42	9.04	December 31, 2012			2	11	10	7	3	3	4		1					1
22. Detective Comics 420 (2/72, DC Comics)	Universal	44	8.98	June 22, 2013			2	11	10	7	4	3	4		1	1				1
23. Detective Comics 420 (2/72, DC Comics)	Universal	46	9.00	December 31, 2013			2	12	11	7	4	3	4		1	1				1
24. Detective Comics 420 (2/72, DC Comics)	Universal	46	9.00	July 01, 2014			2	12	11	7	4	3	4		1	1				1
25. Detective Comics 420 (2/72, DC Comics)	Universal	47	9.00	December 30, 2014			2	13	10	7	4	4	4		1	1				1
26. Detective Comics 420 (2/72, DC Comics)	Universal	50	8.97	June 30, 2015			2	13	10	8	5	4	4	1	1	1				1
27. Detective Comics 420 (2/72, DC Comics)	Universal	52	8.92	December 29, 2015			2	13	10	8	5	5	4	1	2	1				1
28. Detective Comics 420 (2/72, DC Comics)	Universal	54	8.84	June 28, 2016			2	13	10	9	5	5	4	1	2	1				1	1
29. Detective Comics 420 (2/72, DC Comics)	Universal	54	8.84	December 27, 2016			2	13	10	9	5	5	4	1	2	1				1	1
30. Detective Comics 420 (2/72, DC Comics)	Universal	56	8.86	June 27, 2017			2	14	11	9	5	5	4	1	2	1				1	1
31. Detective Comics 420 (2/72, DC Comics)	Universal	59	8.80	January 02, 2018			2	14	12	9	5	5	4	1	3	2				1	1
32. Detective Comics 420 (2/72, DC Comics)	Universal	59	8.80	July 03, 2018			2	14	12	9	5	5	4	1	3	2				1	1
33. Detective Comics 420 (2/72, DC Comics)	Universal	59	8.80	January 01, 2019			2	14	12	9	5	5	4	1	3	2				1	1
34. Detective Comics 420 (2/72, DC Comics)	Universal	63	8.80	July 02, 2019			2	15	12	9	6	7	4	1	3	2				1	1
35. Detective Comics 420 (2/72, DC Comics)	Universal	67	8.76	December 31, 2019			2	16	14	9	6	7	4	1	3	2				1	2
36. Detective Comics 420 (2/72, DC Comics)	Universal	68	8.74	June 30, 2020			2	16	14	9	6	7	4	1	4	2				1	2
37. Detective Comics 420 (2/72, DC Comics)	Universal	70	8.72	December 29, 2020			2	16	14	10	6	7	4	1	5	2				1	2
38. Detective Comics 420 (2/72, DC Comics)	Universal	73	8.74	June 29, 2021			3	17	14	10	6	7	5	1	5	2				1	2
39. Detective Comics 420 (2/72, DC Comics)	Universal	74	8.70	December 28, 2021			3	17	14	10	6	7	5	1	5	2	1			1	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 420 (2/72, DC Comics)	Universal	76	8.70	June 28, 2022			3	17	14	11	6	8	5	1	5	2	1			1	2
41. Detective Comics 420 (2/72, DC Comics)	Universal	78	8.69	December 27, 2022			3	17	14	12	6	8	5	2	5	2	1			1	2
42. Detective Comics 420 (2/72, DC Comics)	Universal	82	8.65	June 27, 2023			3	17	14	13	7	8	4	3	6	3	1			1	2
43. Detective Comics 420 (2/72, DC Comics)	Universal	87	8.50	December 31, 2023			3	18	14	13	7	8	4	4	6	3	2		1	1	2			1
44. Detective Comics 420 (2/72, DC Comics)	Universal	101	8.37	June 24, 2025			4	18	14	14	9	11	4	5	9	4	2		2	1	2		1	1
45. Detective Comics 420 (2/72, DC Comics)	Universal	102	8.33	July 01, 2025			4	18	14	14	9	11	4	5	9	4	2		2	1	3		1	1
46. Detective Comics 420 (2/72, DC Comics)	Universal	102	8.33	July 15, 2025			4	18	14	14	9	11	4	5	9	4	2		2	1	3		1	1
47. Detective Comics 420 (2/72, DC Comics)	Universal	103	8.33	July 22, 2025			4	18	14	14	9	12	4	5	9	4	2		2	1	3		1	1
48. Detective Comics 420 (2/72, DC Comics)	Universal	103	8.33	July 29, 2025			4	18	14	14	9	12	4	5	9	4	2		2	1	3		1	1
49. Detective Comics 420 (2/72, DC Comics)	Universal	103	8.33	August 05, 2025			4	18	14	14	9	12	4	5	9	4	2		2	1	3		1	1
50. Detective Comics 420 (2/72, DC Comics)	Universal	103	8.33	August 12, 2025			4	18	14	14	9	12	4	5	9	4	2		2	1	3		1	1
51. Detective Comics 420 (2/72, DC Comics)	Universal	103	8.33	August 19, 2025			4	18	14	14	9	12	4	5	9	4	2		2	1	3		1	1
52. Detective Comics 420 (2/72, DC Comics)	Signature	1	8.50	July 02, 2012								1
53. Detective Comics 420 (2/72, DC Comics)	Signature	2	8.50	December 31, 2012								2
54. Detective Comics 420 (2/72, DC Comics)	Signature	2	8.50	June 22, 2013								2
55. Detective Comics 420 (2/72, DC Comics)	Signature	3	8.50	December 31, 2013								3
56. Detective Comics 420 (2/72, DC Comics)	Signature	3	8.50	July 01, 2014								3
57. Detective Comics 420 (2/72, DC Comics)	Signature	4	8.78	December 30, 2014				1				3
58. Detective Comics 420 (2/72, DC Comics)	Signature	4	8.78	June 30, 2015				1				3
59. Detective Comics 420 (2/72, DC Comics)	Signature	4	8.78	December 29, 2015				1				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 420 (2/72, DC Comics)	Signature	4	8.78	June 28, 2016				1				3
61. Detective Comics 420 (2/72, DC Comics)	Signature	5	8.62	December 27, 2016				1				3	1
62. Detective Comics 420 (2/72, DC Comics)	Signature	5	8.62	June 27, 2017				1				3	1
63. Detective Comics 420 (2/72, DC Comics)	Signature	5	8.62	January 02, 2018				1				3	1
64. Detective Comics 420 (2/72, DC Comics)	Signature	6	8.72	July 03, 2018				1		1		3	1
65. Detective Comics 420 (2/72, DC Comics)	Signature	6	8.72	January 01, 2019				1		1		3	1
66. Detective Comics 420 (2/72, DC Comics)	Signature	6	8.72	July 02, 2019				1		1		3	1
67. Detective Comics 420 (2/72, DC Comics)	Signature	6	8.72	December 31, 2019				1		1		3	1
68. Detective Comics 420 (2/72, DC Comics)	Signature	7	8.54	June 30, 2020				1		1		3	1	1
69. Detective Comics 420 (2/72, DC Comics)	Signature	7	8.54	December 29, 2020				1		1		3	1	1
70. Detective Comics 420 (2/72, DC Comics)	Signature	7	8.54	June 29, 2021				1		1		3	1	1
71. Detective Comics 420 (2/72, DC Comics)	Signature	7	8.54	December 28, 2021				1		1		3	1	1
72. Detective Comics 420 (2/72, DC Comics)	Signature	7	8.54	June 28, 2022				1		1		3	1	1
73. Detective Comics 420 (2/72, DC Comics)	Signature	8	7.98	December 27, 2022				1		1		3	1	1							1
74. Detective Comics 420 (2/72, DC Comics)	Signature	9	8.11	June 27, 2023				1		2		3	1	1							1
75. Detective Comics 420 (2/72, DC Comics)	Signature	9	8.11	December 31, 2023				1		2		3	1	1							1
76. Detective Comics 420 (2/72, DC Comics)	Signature	9	8.11	June 24, 2025				1		2		3	1	1							1
77. Detective Comics 420 (2/72, DC Comics)	Signature	9	8.11	July 01, 2025				1		2		3	1	1							1
78. Detective Comics 420 (2/72, DC Comics)	Signature	9	8.11	July 15, 2025				1		2		3	1	1							1
79. Detective Comics 420 (2/72, DC Comics)	Signature	9	8.11	July 22, 2025				1		2		3	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
80. Detective Comics 420 (2/72, DC Comics)	Signature	9	8.11	July 29, 2025				1		2		3	1	1							1
81. Detective Comics 420 (2/72, DC Comics)	Signature	9	8.11	August 05, 2025				1		2		3	1	1							1
82. Detective Comics 420 (2/72, DC Comics)	Signature	9	8.11	August 12, 2025				1		2		3	1	1							1
83. Detective Comics 420 (2/72, DC Comics)	Signature	9	8.11	August 19, 2025				1		2		3	1	1							1

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