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| House of Secrets #89 | ||
| DC Comics, 12/70-1/71 | ||
| Gerry Conway story | 2nd "DC House of Secrets" Bat Logo. | |
| Bill Draut and Don Heck art | ||
| Gray Morrow cover and art | ||
| 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 | 117 | 8.76 | 0 0.00% | 0 0.00% | 3 2.6% | 19 18.8% | 27 41.9% | 20 59% | 12 69% | 14 81% | 7 87% | 3 90% | 3 92% | 5 97% | 0 97% | 0 97% | 1 97% | 2 99% | 0 99% | 0 99% | 0 99% | 0 99% | 0 99% | 1 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 2 | 8.85 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 1 50% | 0 50% | 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% |
| House of Secrets #89 (1971, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 3% 3 9.8 | 16% 19 9.6 | 23% 27 9.4 | 17% 20 9.2 | 10% 12 9.0 | 12% 14 8.5 | 6% 7 8.0 | 3% 3 7.5 | 3% 3 7.0 | 4% 5 6.5 | 0% 0 6.0 | 0% 0 5.5 | 1% 1 5.0 | 2% 2 4.5 | 0% 0 4.0 | 0% 0 3.5 | 0% 0 3.0 | 0% 0 2.5 | 0% 0 2.0 | 1% 1 1.8 | 0% 0 1.5 | 0% 0 1.0 | 0% 0 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||