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| All-American Comics #18 | ||
| DC Comics, 9/40 | ||
| Finger, Mayer and Blummer stories | New York World's Fair cover and story. | |
| Martin Nodell, Jon L. Blummer and | ||
| Sheldon Mayer art, Sheldon Moldoff 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 | 28 | 5.14 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 1 3.6% | 0 3.6% | 1 7.1% | 2 14.3% | 3 25.0% | 3 35.7% | 1 39.3% | 3 50% | 2 57% | 3 68% | 2 75% | 1 79% | 1 82% | 2 89% | 3 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Restored | 7 | 3.57 | 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 28.6% | 0 28.6% | 0 28.6% | 0 28.6% | 0 28.6% | 2 57% | 1 71% | 0 71% | 0 71% | 0 71% | 2 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 2 | 3.75 | 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% | 1 50% | 0 50% | 0 50% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| All-American Comics #18 (1940, 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 | 4% 1 9.0 | 0% 0 8.5 | 4% 1 8.0 | 7% 2 7.5 | 11% 3 7.0 | 11% 3 6.5 | 4% 1 6.0 | 11% 3 5.5 | 7% 2 5.0 | 11% 3 4.5 | 7% 2 4.0 | 4% 1 3.5 | 4% 1 3.0 | 7% 2 2.5 | 11% 3 2.0 | 0% 0 1.8 | 0% 0 1.5 | 0% 0 1.0 | 0% 0 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||