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| Superboy #178 | ||
| DC Comics, 10/71 | ||
| Leo Dorfman story | ||
| Bob Brown and Murphy Anderson art | ||
| Neal Adams and Dick Giordano 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 | 60 | 8.80 | 0 0.00% | 0 0.00% | 5 8.3% | 15 33.3% | 13 55% | 5 63% | 3 68% | 5 77% | 3 82% | 4 88% | 2 92% | 1 93% | 3 98% | 0 98% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 9 | 6.98 | 0 0.00% | 0 0.00% | 0 0.0% | 1 11.1% | 0 11.1% | 1 22.2% | 1 33.3% | 1 44.4% | 0 44.4% | 0 44.4% | 1 56% | 1 67% | 0 67% | 0 67% | 0 67% | 2 89% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| Superboy #178 (1971, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 8% 5 9.8 | 25% 15 9.6 | 22% 13 9.4 | 8% 5 9.2 | 5% 3 9.0 | 8% 5 8.5 | 5% 3 8.0 | 7% 4 7.5 | 3% 2 7.0 | 2% 1 6.5 | 5% 3 6.0 | 0% 0 5.5 | 2% 1 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 | ||||||||||||||||||||||||