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| Spectacular Spider-Man #20 | ||
| Marvel Comics, 7/78 | ||
| Bill Mantlo story | White Tiger, Lightmaster & | |
| Sal Buscema & Mike Esposito art | Enforcers (Montana, Ox and | |
| Ernie Chan cover | Fancy Dan) 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 | 111 | 9.24 | 0 0.00% | 0 0.00% | 50 45.0% | 23 66% | 14 78% | 5 83% | 3 86% | 4 89% | 2 91% | 2 93% | 2 95% | 1 95% | 1 96% | 1 97% | 1 98% | 0 98% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 1 | 9.40 | 0 0.00% | 0 0.00% | 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% | 0 100% |
| 1 BOOK | Qualified | 1 | 9.80 | 0 0.00% | 0 0.00% | 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% | 0 100% | 0 100% | 0 100% |
| Spectacular Spider-Man #20 (1978, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 45% 50 9.8 | 21% 23 9.6 | 13% 14 9.4 | 5% 5 9.2 | 3% 3 9.0 | 4% 4 8.5 | 2% 2 8.0 | 2% 2 7.5 | 2% 2 7.0 | 1% 1 6.5 | 1% 1 6.0 | 1% 1 5.5 | 1% 1 5.0 | 0% 0 4.5 | 2% 2 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 | ||||||||||||||||||||||||