Is Fleming MacKell [Error No Bio] #91 worth grading?
Hockey · Hockey Cards 1953 Parkhurst · full price guide →
Strong grading candidate — 14× premium in Grade 8
A Grade 8 Fleming MacKell [Error No Bio] #91 sells for $148 against $10.38 raw: a $138 spread, 14× the ungraded price. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
- Raw (NM)
- $10.38
- Grade 8
- $148
- Gem premium
- 14×
- As of
- Jul 11, 2026
Break-even by outcome and fee
| If it comes back… | Sells for | Economy / bulk (~$25.00) | Standard (~$50.00) | Express (~$150) |
|---|---|---|---|---|
| Gem — Grade 8 | $148 | +$113 | +$87.78 | −$12.22 |
| PSA 8 | $148 | +$113 | +$87.78 | −$12.22 |
Net = sale price − $10.38 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.
Full grade ladder
Raw conditions & history →| Grade | Graded |
|---|---|
| 8 | $148 |
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Grading Fleming MacKell [Error No Bio] #91 — FAQ
Is Fleming MacKell [Error No Bio] #91 worth grading?
A Grade 8 Fleming MacKell [Error No Bio] #91 sells for $148 against $10.38 raw: a $138 spread, 14× the ungraded price. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
Is your hockey card centered well enough to grade?
Centering makes or breaks a PSA 10. Scan any card with Midpoint to measure its exact centering, get a grade estimate, and see what your copy is actually worth.
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