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| Showcase #24 | ||
| DC Comics, 1-2/60 | ||
| John Broome story | 3rd appearance of the | |
| Gil Kane and Joe Giella cover and art | Silver Age Green Lantern. | |
| 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 | 432 | 4.87 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 9 2.1% | 9 4.2% | 16 7.9% | 19 12.3% | 22 17.4% | 35 25.5% | 29 32.2% | 39 41.2% | 31 48.4% | 52 60% | 46 71% | 32 78% | 39 88% | 19 92% | 15 95% | 11 98% | 3 99% | 2 99% | 4 100% |
| 1 BOOK | Restored | 43 | 5.25 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 1 2.3% | 4 11.6% | 3 18.6% | 0 18.6% | 5 30.2% | 2 34.9% | 1 37.2% | 4 46.5% | 4 56% | 5 67% | 4 77% | 1 79% | 4 88% | 1 91% | 2 95% | 1 98% | 0 98% | 0 98% | 1 100% |
| 1 BOOK | Signature | 6 | 4.75 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 1 16.7% | 0 16.7% | 0 16.7% | 1 33.3% | 0 33.3% | 0 33.3% | 1 50% | 1 67% | 0 67% | 1 83% | 0 83% | 0 83% | 0 83% | 0 83% | 0 83% | 1 100% | 0 100% |
| Showcase #24 (1960, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 0% 0 9.8 | 0% 0 9.6 | 0% 0 9.4 | 0% 0 9.2 | 2% 9 9.0 | 2% 9 8.5 | 4% 16 8.0 | 4% 19 7.5 | 5% 22 7.0 | 8% 35 6.5 | 7% 29 6.0 | 9% 39 5.5 | 7% 31 5.0 | 12% 52 4.5 | 11% 46 4.0 | 7% 32 3.5 | 9% 39 3.0 | 4% 19 2.5 | 3% 15 2.0 | 3% 11 1.8 | 1% 3 1.5 | 0% 2 1.0 | 1% 4 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||