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Shock Detective Cases #20
	Star Publications, 9/52

A.C. Hollingsworth art		1st issue. Numbering continued
L.B. Cole cover		from Crime Fighting Detective #19

Books	CGC Label	CGC Total	Avg. Grade	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 BOOK	Universal	34	5.63	0 0.00%	0 0.00%	0 0.0%	0 0.0%	0 0.0%	1 2.9%	0 2.9%	2 8.8%	2 14.7%	2 20.6%	4 32.4%	5 47.1%	3 56%	4 68%	0 68%	1 71%	4 82%	1 85%	0 85%	3 94%	0 94%	1 97%	0 97%	0 97%	1 100%
1 BOOK	Restored	1	2.50	0 0.00%	0 0.00%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	0 0.0%	1 100%	0 100%	0 100%	0 100%	0 100%	0 100%

TOTAL SUBMISSIONS (all types): 35

Shock Detective Cases #20 (1952, Star Publications)
CGC Universal Grade Distribution

0
10

0
9.9

0
9.8

0
9.6

0
9.4

1
9.2

0
9.0

2
8.5

2
8.0

2
7.5

12%

4
7.0

15%

5
6.5

3
6.0

12%

4
5.5

0
5.0

1
4.5

12%

4
4.0

1
3.5

0
3.0

3
2.5

0
2.0

1
1.8

0
1.5

0
1.0

1
0.5

cgcdata.com, last updated September 16, 2025

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