Professor Rowan
24%of 50 graded came back a PSA 10
How they graded
Printings
- Professor Program '07-'0812PSA 10s of 50
- Cosmos1PSA 10s of 34
- Reverse Foil0PSA 10s of 7
- Regular0PSA 10s of 2
Every grade
Every grade
Copies at each grade, how many sit at that grade or higher, and PSA’s price where it lists one.
GradeShare of copiesCopiesPSA price
PSA 1012—
PSA 92335 at 9+—
PSA 8742 at 8+—
PSA 7648 at 7+—
PSA 6149 at 6+—
PSA 5150 at 5+—
PSA 4050 at 4+—
PSA 3050 at 3+—
PSA 2050 at 2+—
PSA 1050 at 1+—
Takes
Population from PSA as of Sep 12, 2026. It counts grading submissions, not every copy that exists.
