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| Action Comics #662 | ||
| DC Comics, 2/91 | ||
| Roger Stern story | Superman reveals his secret | |
| Bob McLeod art | identity to Lois Lane. | |
| Kerry Gammill & Brett Breeding cover | Silver Banshee appearance. | |
| 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 | 292 | 9.49 | 0 0.00% | 0 0.00% | 97 33.2% | 86 63% | 65 85% | 18 91% | 13 96% | 6 98% | 3 99% | 1 99% | 2 100% | 0 100% | 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% |
| 1 BOOK | Signature | 37 | 9.25 | 0 0.00% | 0 0.00% | 5 13.5% | 16 57% | 4 68% | 2 73% | 1 76% | 7 95% | 1 97% | 0 97% | 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% |
| 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 #662 (1991, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 33% 97 9.8 | 29% 86 9.6 | 22% 65 9.4 | 6% 18 9.2 | 4% 13 9.0 | 2% 6 8.5 | 1% 3 8.0 | 0% 1 7.5 | 1% 2 7.0 | 0% 0 6.5 | 0% 1 6.0 | 0% 0 5.5 | 0% 0 5.0 | 0% 0 4.5 | 0% 0 4.0 | 0% 0 3.5 | 0% 0 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 | ||||||||||||||||||||||||