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| 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. Jet Powers 1 (1950, Magazine Enterprises) A-1 No. 30 Bob Powell cover and art | Universal | 31 | 4.49 | 1 | 1 | 1 | 3 | 3 | 5 | 5 | 4 | 2 | 3 | 2 | 1 | |||||||||||||
| 2. Jet Powers 1 (1950, Magazine Enterprises) | Restored | 1 | 6.00 | 1 | ||||||||||||||||||||||||
| 3. Jet Powers 2 (1951, Magazine Enterprises) A-1 No. 32 Bob Powell art | Universal | 28 | 6.09 | 1 | 3 | 2 | 4 | 5 | 3 | 2 | 2 | 3 | 1 | 1 | 1 | |||||||||||||
| 4. Jet Powers 3 (1951, Magazine Enterprises) A-1 #35 Space Ace backup story. Bob Powell, Al Williamson and George Evans art | Universal | 25 | 5.80 | 1 | 2 | 2 | 2 | 4 | 2 | 4 | 2 | 2 | 1 | 3 | ||||||||||||||
| 5. Jet Powers 3 (1951, Magazine Enterprises) | Restored | 1 | 4.50 | 1 | ||||||||||||||||||||||||
| 6. Jet Powers 3 Canadian Edition (1951, Superior Comics) A-1 #35 Powell, Williamson & Evans art | Universal | 4 | 6.25 | 1 | 2 | 1 | ||||||||||||||||||||||
| 7. Jet Powers 4 (1951, Magazine Enterprises) A-1 #39 Last issue. Numbering continued with Spece Ace #5 Bob Powell, Al Williamson and Wally Wo | Universal | 21 | 5.70 | 1 | 2 | 1 | 2 | 1 | 2 | 1 | 4 | 1 | 1 | 5 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 BOOKS | Universal | 109 | 5.50 | 0 0.00% | 0 0.00% | 0 0.0% | 1 0.9% | 1 1.8% | 2 3.7% | 1 4.6% | 5 9.2% | 3 11.9% | 4 15.6% | 9 23.9% | 11 33.9% | 12 45.0% | 10 54% | 13 66% | 11 76% | 7 83% | 8 90% | 3 93% | 4 96% | 0 96% | 2 98% | 0 98% | 2 100% | 0 100% |
| 2 BOOKS | Restored | 2 | 5.25 | 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% | 1 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% |