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| Action Comics #337 | ||
| DC Comics, 5/66 | ||
| Leo Dorfman and Otto Binder stories | ||
| Al Plastino and Jim Mooney art | ||
| Curt Swan and George Klein 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 | 45 | 7.54 | 0 0.00% | 0 0.00% | 2 4.4% | 3 11.1% | 8 28.9% | 3 35.6% | 5 46.7% | 4 56% | 1 58% | 1 60% | 3 67% | 1 69% | 3 76% | 2 80% | 1 82% | 3 89% | 3 96% | 1 98% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 1 | 9.20 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| Action Comics #337 (1966, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 4% 2 9.8 | 7% 3 9.6 | 18% 8 9.4 | 7% 3 9.2 | 11% 5 9.0 | 9% 4 8.5 | 2% 1 8.0 | 2% 1 7.5 | 7% 3 7.0 | 2% 1 6.5 | 7% 3 6.0 | 4% 2 5.5 | 2% 1 5.0 | 7% 3 4.5 | 7% 3 4.0 | 2% 1 3.5 | 2% 1 3.0 | 0% 0 2.5 | 0% 0 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 | ||||||||||||||||||||||||