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Undersea Agent #1
	Tower Comics, 1/66

D.J. Arneson story		1st appearance of Undersea Agent
Ray Bailey cover and art		(Davy Jones), Skooby Doolittle,
		Professor Weston and Dr. Fang.

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. Undersea Agent 1 (1/66, Tower Comics)	Universal	2	9.30	July 01, 2001					1	1
2. Undersea Agent 1 (1/66, Tower Comics)	Universal	2	9.30	January 27, 2002					1	1
3. Undersea Agent 1 (1/66, Tower Comics)	Universal	5	8.94	July 17, 2003					2	2				1
4. Undersea Agent 1 (1/66, Tower Comics)	Universal	6	9.08	January 08, 2004			1		2	2				1
5. Undersea Agent 1 (1/66, Tower Comics)	Universal	6	9.08	July 12, 2004			1		2	2				1
6. Undersea Agent 1 (1/66, Tower Comics)	Universal	6	9.08	December 16, 2004			1		2	2				1
7. Undersea Agent 1 (1/66, Tower Comics)	Universal	6	9.08	July 07, 2005			1		2	2				1
8. Undersea Agent 1 (1/66, Tower Comics)	Universal	6	9.08	January 27, 2006			1		2	2				1
9. Undersea Agent 1 (1/66, Tower Comics)	Universal	7	9.13	June 20, 2006			1		3	2				1
10. Undersea Agent 1 (1/66, Tower Comics)	Universal	8	9.16	January 10, 2007			1		4	2				1
11. Undersea Agent 1 (1/66, Tower Comics)	Universal	9	9.19	July 05, 2007			1		5	2				1
12. Undersea Agent 1 (1/66, Tower Comics)	Universal	11	9.10	January 09, 2008			1		6	2			1	1
13. Undersea Agent 1 (1/66, Tower Comics)	Universal	11	9.10	July 01, 2008			1		6	2			1	1
14. Undersea Agent 1 (1/66, Tower Comics)	Universal	11	9.10	January 13, 2009			1		6	2			1	1
15. Undersea Agent 1 (1/66, Tower Comics)	Universal	11	9.10	June 24, 2009			1		6	2			1	1
16. Undersea Agent 1 (1/66, Tower Comics)	Universal	11	9.10	December 15, 2009			1		6	2			1	1
17. Undersea Agent 1 (1/66, Tower Comics)	Universal	11	9.10	June 14, 2010			1		6	2			1	1
18. Undersea Agent 1 (1/66, Tower Comics)	Universal	12	9.13	December 27, 2010			1		7	2			1	1
19. Undersea Agent 1 (1/66, Tower Comics)	Universal	13	9.13	June 27, 2011			1		7	3			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. Undersea Agent 1 (1/66, Tower Comics)	Universal	14	9.15	January 02, 2012			1		8	3			1	1
21. Undersea Agent 1 (1/66, Tower Comics)	Universal	14	9.15	July 02, 2012			1		8	3			1	1
22. Undersea Agent 1 (1/66, Tower Comics)	Universal	14	9.15	December 31, 2012			1		8	3			1	1
23. Undersea Agent 1 (1/66, Tower Comics)	Universal	14	9.15	June 22, 2013			1		8	3			1	1
24. Undersea Agent 1 (1/66, Tower Comics)	Universal	14	9.15	December 31, 2013			1		8	3			1	1
25. Undersea Agent 1 (1/66, Tower Comics)	Universal	15	9.18	July 01, 2014			1	1	8	3			1	1
26. Undersea Agent 1 (1/66, Tower Comics)	Universal	15	9.18	December 30, 2014			1	1	8	3			1	1
27. Undersea Agent 1 (1/66, Tower Comics)	Universal	15	9.18	June 30, 2015			1	1	8	3			1	1
28. Undersea Agent 1 (1/66, Tower Comics)	Universal	15	9.18	December 29, 2015			1	1	8	3			1	1
29. Undersea Agent 1 (1/66, Tower Comics)	Universal	19	8.59	June 28, 2016			1	2	8	3			1	1	1		1						1
30. Undersea Agent 1 (1/66, Tower Comics)	Universal	20	8.52	December 27, 2016			1	2	8	3			1	1	2		1						1
31. Undersea Agent 1 (1/66, Tower Comics)	Universal	20	8.52	June 27, 2017			1	2	8	3			1	1	2		1						1
32. Undersea Agent 1 (1/66, Tower Comics)	Universal	22	8.54	January 02, 2018			1	3	8	3			2	1	2		1						1
33. Undersea Agent 1 (1/66, Tower Comics)	Universal	22	8.50	July 03, 2018			1	3	8	3			1	1	3		1						1
34. Undersea Agent 1 (1/66, Tower Comics)	Universal	22	8.50	January 01, 2019			1	3	8	3			1	1	3		1						1
35. Undersea Agent 1 (1/66, Tower Comics)	Universal	24	8.50	July 02, 2019			1	3	8	3	1		2	1	3		1						1
36. Undersea Agent 1 (1/66, Tower Comics)	Universal	26	8.54	December 31, 2019			1	4	8	3	1	1	2	1	3		1						1
37. Undersea Agent 1 (1/66, Tower Comics)	Universal	27	8.56	June 30, 2020			1	4	8	3	2	1	2	1	3		1						1
38. Undersea Agent 1 (1/66, Tower Comics)	Universal	27	8.56	December 29, 2020			1	4	8	3	2	1	2	1	3		1						1
39. Undersea Agent 1 (1/66, Tower Comics)	Universal	29	8.58	June 29, 2021			1	4	9	3	2	2	2	1	3		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
40. Undersea Agent 1 (1/66, Tower Comics)	Universal	31	8.37	December 28, 2021			1	4	9	3	2	2	2	1	3	1	1				1		1
41. Undersea Agent 1 (1/66, Tower Comics)	Universal	32	8.39	June 28, 2022			1	4	9	3	3	2	2	1	3	1	1				1		1
42. Undersea Agent 1 (1/66, Tower Comics)	Universal	33	8.28	December 27, 2022			1	4	9	3	3	2	2	1	3	1	1		1		1		1
43. Undersea Agent 1 (1/66, Tower Comics)	Universal	35	8.13	June 27, 2023			1	4	9	3	3	2	2	1	4	1	1		1		2		1
44. Undersea Agent 1 (1/66, Tower Comics)	Universal	36	8.16	December 31, 2023			1	4	10	3	3	2	2	1	4	1	1		1		2		1
45. Undersea Agent 1 (1/66, Tower Comics)	Universal	41	8.19	June 24, 2025			1	5	10	3	4	3	3	1	5	1	1		1		2		1
46. Undersea Agent 1 (1/66, Tower Comics)	Universal	41	8.19	July 01, 2025			1	5	10	3	4	3	3	1	5	1	1		1		2		1
47. Undersea Agent 1 (1/66, Tower Comics)	Universal	41	8.19	July 15, 2025			1	5	10	3	4	3	3	1	5	1	1		1		2		1
48. Undersea Agent 1 (1/66, Tower Comics)	Universal	41	8.19	July 22, 2025			1	5	10	3	4	3	3	1	5	1	1		1		2		1
49. Undersea Agent 1 (1/66, Tower Comics)	Universal	41	8.19	July 29, 2025			1	5	10	3	4	3	3	1	5	1	1		1		2		1
50. Undersea Agent 1 (1/66, Tower Comics)	Universal	41	8.19	August 05, 2025			1	5	10	3	4	3	3	1	5	1	1		1		2		1
51. Undersea Agent 1 (1/66, Tower Comics)	Universal	41	8.19	August 12, 2025			1	5	10	3	4	3	3	1	5	1	1		1		2		1
52. Undersea Agent 1 (1/66, Tower Comics)	Universal	41	8.19	August 19, 2025			1	5	10	3	4	3	3	1	5	1	1		1		2		1
53. Undersea Agent 1 (1/66, Tower Comics)	Signature	1	7.50	June 24, 2025										1
54. Undersea Agent 1 (1/66, Tower Comics)	Signature	1	7.50	July 01, 2025										1
55. Undersea Agent 1 (1/66, Tower Comics)	Signature	1	7.50	July 15, 2025										1
56. Undersea Agent 1 (1/66, Tower Comics)	Signature	1	7.50	July 22, 2025										1
57. Undersea Agent 1 (1/66, Tower Comics)	Signature	1	7.50	July 29, 2025										1
58. Undersea Agent 1 (1/66, Tower Comics)	Signature	1	7.50	August 05, 2025										1
59. Undersea Agent 1 (1/66, Tower Comics)	Signature	1	7.50	August 12, 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
60. Undersea Agent 1 (1/66, Tower Comics)	Signature	1	7.50	August 19, 2025										1

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Used with permission of CGC since 2003. Data is from July 01, 2001 to August 19, 2025.
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