1975 SSPC Puzzle Backs
The 1975 SSPC Puzzle Back baseball card set consists of 24 cards that measure 3-9/16" by 4¼". The 1975 SSPC Puzzle Back baseball cards are unnumbered but usually organized alphabetically. These cards can be arranged to form a black-and-white picture of Nolan Ryan and Catfish Hunter.
By Dean Hanley