![]() |

| Detective Comics #220 | ||
| DC Comics, 6/55 | ||
| Otto Binder story, Win Mortimer cover | ||
| Dick Sprang, Ruben Moreira, | ||
| Joe Certa and Charles Paris 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 | 35 | 5.27 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 1 2.9% | 0 2.9% | 2 8.6% | 5 22.9% | 1 25.7% | 3 34.3% | 2 40.0% | 2 45.7% | 5 60% | 4 71% | 3 80% | 1 83% | 2 89% | 3 97% | 0 97% | 0 97% | 0 97% | 0 97% | 1 100% |
| 1 BOOK | Restored | 2 | 3.90 | 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% | 1 50% | 0 50% | 0 50% | 0 50% | 0 50% | 0 50% | 0 50% | 0 50% | 0 50% | 1 100% | 0 100% | 0 100% | 0 100% |
| Detective Comics #220 (1955, 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 | 0% 0 9.2 | 3% 1 9.0 | 0% 0 8.5 | 6% 2 8.0 | 14% 5 7.5 | 3% 1 7.0 | 9% 3 6.5 | 6% 2 6.0 | 6% 2 5.5 | 14% 5 5.0 | 11% 4 4.5 | 9% 3 4.0 | 3% 1 3.5 | 6% 2 3.0 | 9% 3 2.5 | 0% 0 2.0 | 0% 0 1.8 | 0% 0 1.5 | 0% 0 1.0 | 3% 1 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||