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| Adventure Comics #40 | ||
| DC Comics, 7/39 | ||
| Jerry Siegel and Bert Christman stories | Sandman begins (1st conceived story). | |
| Bert Christman, Jim Chambers and | Socko Strong begins. | |
| Bob Kane art, Creig Flessel 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 | 26 | 4.95 | 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 3.8% | 1 7.7% | 3 19.2% | 2 26.9% | 2 34.6% | 2 42.3% | 6 65% | 2 73% | 2 81% | 0 81% | 1 85% | 0 85% | 0 85% | 1 88% | 3 100% | 0 100% | 0 100% |
| 1 BOOK | Restored | 19 | 6.26 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 1 5.3% | 1 10.5% | 2 21.1% | 4 42.1% | 0 42.1% | 2 53% | 1 58% | 1 63% | 0 63% | 0 63% | 2 74% | 3 89% | 0 89% | 0 89% | 1 95% | 0 95% | 1 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 1 | 6.50 | 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% | 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% |
| Adventure Comics #40 (1939, 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 | 0% 0 9.0 | 0% 0 8.5 | 4% 1 8.0 | 4% 1 7.5 | 12% 3 7.0 | 8% 2 6.5 | 8% 2 6.0 | 8% 2 5.5 | 23% 6 5.0 | 8% 2 4.5 | 8% 2 4.0 | 0% 0 3.5 | 4% 1 3.0 | 0% 0 2.5 | 0% 0 2.0 | 4% 1 1.8 | 12% 3 1.5 | 0% 0 1.0 | 0% 0 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||