3 PSA-Graded 1974 Topps #56 Mets Team. Lot 93. 3 PSA-Graded 1974 Topps #56 Mets Team. The grades are NM-MT 8, NM-MT 8 (OC) and NM 7. Winning Bid $25. Back to List Winning Bid $25 Back to List