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| House of Secrets #90 | ||
| DC Comics, 2-3/71 | ||
| Mike Friedrich and Marv Wolfman stories | 3rd "DC House of Secrets" Bat Logo. | |
| Neal Adams, Gray Morrow, George Tuska | ||
| and Rich Buckler art, Neal Adams 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 | 134 | 8.22 | 0 0.00% | 0 0.00% | 1 0.7% | 10 8.2% | 22 24.6% | 13 34.3% | 13 44.0% | 18 57% | 16 69% | 12 78% | 12 87% | 3 90% | 6 94% | 5 98% | 1 99% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 11 | 6.95 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 1 9.1% | 0 9.1% | 0 9.1% | 2 27.3% | 1 36.4% | 2 55% | 1 64% | 1 73% | 0 73% | 0 73% | 1 82% | 1 91% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| House of Secrets #90 (1971, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 1% 1 9.8 | 7% 10 9.6 | 16% 22 9.4 | 10% 13 9.2 | 10% 13 9.0 | 13% 18 8.5 | 12% 16 8.0 | 9% 12 7.5 | 9% 12 7.0 | 2% 3 6.5 | 4% 6 6.0 | 4% 5 5.5 | 1% 1 5.0 | 1% 2 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 | ||||||||||||||||||||||||