According to the PSA database, the requested certification number is defined as the following:
#20590920
1956 TOPPS #17 GENE CONLEY GRAY BACK
Item Grade
NM-MT 8
Item Information
- Cert Number
- 20590920
- Item Grade
- NM-MT 8
- Reverse Cert/Barcode
- No
- Year
- 1956
- Brand/Title
- TOPPS
- Subject
- GENE CONLEY
- Card Number
- 17
- Category
- BASEBALL CARDS
- Variety/Pedigree
- GRAY BACK
Note: If you believe the label on your cert or the item information listed above appears to be incorrect, please file a Label Correction Request through the Customer Request Center.




