Topps Wacky Packages 4th Series OPC 1974 Checklist/Puzzle
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Vintage Checklists page
4th Series OPC page
Topps Wacky Packages
4th Series OPC 1974
Checklist Puzzle
Every
4th Series OPC
pack had one checklist
This is perhaps the only vintage OPC puzzle that's not very difficult to find.
Nonetheless far rarer than it's
Topps counterpart
.