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| Teenage Mutant Ninja Turtles Magazine #1 | ||
| Welsh Publishing Group, Summer 1990 | ||
| Ryan Brown & Dean Clarrain story | ||
| Jim Lawson & Dan Berger 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 | 8 | 9.04 | 0 0.00% | 0 0.00% | 0 0.0% | 2 25.0% | 0 25.0% | 3 63% | 2 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% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 3 | 9.00 | 0 0.00% | 0 0.00% | 0 0.0% | 1 33.3% | 1 67% | 0 67% | 0 67% | 0 67% | 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% |
| Teenage Mutant Ninja Turtles Magazine #1 (1990, Welsh Publishing Group) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 0% 0 9.8 | 25% 2 9.6 | 0% 0 9.4 | 38% 3 9.2 | 25% 2 9.0 | 0% 0 8.5 | 0% 0 8.0 | 13% 1 7.5 | 0% 0 7.0 | 0% 0 6.5 | 0% 0 6.0 | 0% 0 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 | ||||||||||||||||||||||||