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| Amazing Spider-Man #171 | ||
| Marvel Comics, 8/77 | ||
| Len Wein story | Story continued from Nova #12 | |
| Ross Andru & Mike Esposito art | Nova & Photon appearance. | |
| Ross Andru & Frank Giacoia 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 | 656 | 9.06 | 0 0.00% | 1 0.15% | 118 18.1% | 158 42.2% | 133 63% | 63 72% | 49 80% | 42 86% | 23 89% | 26 93% | 19 96% | 7 97% | 2 98% | 5 98% | 3 99% | 2 99% | 1 99% | 0 99% | 1 100% | 1 100% | 1 100% | 1 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 8 | 7.86 | 0 0.00% | 0 0.00% | 0 0.0% | 2 25.0% | 0 25.0% | 1 37.5% | 1 50% | 0 50% | 0 50% | 0 50% | 2 75% | 1 88% | 0 88% | 0 88% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| Amazing Spider-Man #171 (1977, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0.2% 1 9.9 | 18% 118 9.8 | 24% 158 9.6 | 20% 133 9.4 | 10% 63 9.2 | 7% 49 9.0 | 6% 42 8.5 | 4% 23 8.0 | 4% 26 7.5 | 3% 19 7.0 | 1% 7 6.5 | 0% 2 6.0 | 1% 5 5.5 | 0% 3 5.0 | 0% 2 4.5 | 0% 1 4.0 | 0% 0 3.5 | 0% 1 3.0 | 0% 1 2.5 | 0% 1 2.0 | 0% 1 1.8 | 0% 0 1.5 | 0% 0 1.0 | 0% 0 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||