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| Justice League of America #171 | ||
| DC Comics, 10/79 | ||
| Gerry Conway story | JSA appearance. | |
| Dick Dillin & Frank McLaughlin art | ||
| Dick Dillin & 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 | 54 | 9.07 | 0 0.00% | 0 0.00% | 16 29.6% | 15 57% | 7 70% | 4 78% | 2 81% | 2 85% | 3 91% | 2 94% | 0 94% | 0 94% | 0 94% | 0 94% | 1 96% | 1 98% | 0 98% | 0 98% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 2 | 9.05 | 0 0.00% | 0 0.00% | 0 0.0% | 1 50% | 0 50% | 0 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% |
| Justice League of America #171 (1979, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 30% 16 9.8 | 28% 15 9.6 | 13% 7 9.4 | 7% 4 9.2 | 4% 2 9.0 | 4% 2 8.5 | 6% 3 8.0 | 4% 2 7.5 | 0% 0 7.0 | 0% 0 6.5 | 0% 0 6.0 | 0% 0 5.5 | 2% 1 5.0 | 2% 1 4.5 | 0% 0 4.0 | 0% 0 3.5 | 2% 1 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 | ||||||||||||||||||||||||