![]() |

| Detective Comics #184 | ||
| DC Comics, 6/52 | ||
| France Herron story | 1st appearance of the Firefly. | |
| Dick Sprang, Ruben Moreira and | ||
| Leonard Starr art, Win Mortimer cover | ||
| 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 | 76 | 4.67 | 0 0.00% | 0 0.00% | 1 1.3% | 0 1.3% | 0 1.3% | 1 2.6% | 3 6.6% | 2 9.2% | 2 11.8% | 1 13.2% | 3 17.1% | 5 23.7% | 4 28.9% | 7 38.2% | 8 48.7% | 7 58% | 4 63% | 7 72% | 3 76% | 4 82% | 3 86% | 4 91% | 4 96% | 2 99% | 1 100% |
| 1 BOOK | Restored | 6 | 4.67 | 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% | 2 33.3% | 0 33.3% | 1 50% | 1 67% | 0 67% | 1 83% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| Detective Comics #184 (1952, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 1% 1 9.8 | 0% 0 9.6 | 0% 0 9.4 | 1% 1 9.2 | 4% 3 9.0 | 3% 2 8.5 | 3% 2 8.0 | 1% 1 7.5 | 4% 3 7.0 | 7% 5 6.5 | 5% 4 6.0 | 9% 7 5.5 | 11% 8 5.0 | 9% 7 4.5 | 5% 4 4.0 | 9% 7 3.5 | 4% 3 3.0 | 5% 4 2.5 | 4% 3 2.0 | 5% 4 1.8 | 5% 4 1.5 | 3% 2 1.0 | 1% 1 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||