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| Detective Comics #55 | ||
| DC Comics, 9/41 | ||
| Bill Finger and Jerry Siegel stories | Full page ad for Star Spangled Comics #1 | |
| Jerry Robinson and George Roussos art | ||
| Bob Kane cover and art | ||
| 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 | 86 | 4.63 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 2 2.3% | 0 2.3% | 2 4.7% | 3 8.1% | 1 9.3% | 4 14.0% | 3 17.4% | 6 24.4% | 9 34.9% | 13 50% | 9 60% | 10 72% | 4 77% | 5 83% | 4 87% | 0 87% | 3 91% | 3 94% | 2 97% | 3 100% |
| 1 BOOK | Restored | 10 | 3.73 | 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% | 1 10.0% | 1 20.0% | 0 20.0% | 0 20.0% | 0 20.0% | 0 20.0% | 0 20.0% | 1 30.0% | 2 50% | 1 60% | 2 80% | 1 90% | 1 100% | 0 100% | 0 100% | 0 100% |
| Detective Comics #55 (1941, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 0% 0 9.8 | 0% 0 9.6 | 0% 0 9.4 | 2% 2 9.2 | 0% 0 9.0 | 2% 2 8.5 | 3% 3 8.0 | 1% 1 7.5 | 5% 4 7.0 | 3% 3 6.5 | 7% 6 6.0 | 10% 9 5.5 | 15% 13 5.0 | 10% 9 4.5 | 12% 10 4.0 | 5% 4 3.5 | 6% 5 3.0 | 5% 4 2.5 | 0% 0 2.0 | 3% 3 1.8 | 3% 3 1.5 | 2% 2 1.0 | 3% 3 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||