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| House of Secrets #122 | ||
| DC Comics, 8/74 | ||
| Jack Oleck and David Michelinie stories | ||
| Sam Glanzman and Alfredo Alcala art | ||
| Luis Dominguez 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 | 33 | 9.29 | 0 0.00% | 0 0.00% | 5 15.2% | 11 48.5% | 4 61% | 7 82% | 4 94% | 1 97% | 0 97% | 0 97% | 0 97% | 0 97% | 0 97% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 1 | 5.00 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 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% |
| House of Secrets #122 (1974, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 15% 5 9.8 | 33% 11 9.6 | 12% 4 9.4 | 21% 7 9.2 | 12% 4 9.0 | 3% 1 8.5 | 0% 0 8.0 | 0% 0 7.5 | 0% 0 7.0 | 0% 0 6.5 | 0% 0 6.0 | 3% 1 5.5 | 0% 0 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 | ||||||||||||||||||||||||