John Grubb Population Report
| Grade | PSA | CGC | Total | Price |
|---|---|---|---|---|
| 1 | - | - | - | |
| 2 | - | - | - | |
| 3 | - | - | - | |
| 4 | - | - | - | |
| 5 | - | - | - | |
| 6 | - | - | - | |
| 7 | - | - | - | |
| 8 | - | - | - | |
| 9 | - | - | - | |
| 10 | - | - | - | |
| Total | - | - | - |
Chart: PSA & CGC Population & Price
Population data for John Grubb 1975 SSPC Puzzle Backs comes from PSA and CGC.
The population counts are updated monthly.
Half grade populations are included in the nearest whole grade numbers. For example: 8.5 is counted in 8.

