As basketball gains a larger worldwide market share, vintage basketball cards have begun a steady upward climb in value. Offered are four complete Topps Basketball sets from the mid-1970s. The sets are 1973-74 Topps: (264) cards in EX-MT condition with #50 Abdul-Jabbar (EX), #70 Robinson (EX-MT), #71 P. Jackson (NM), #80 Chamberlain (EX), #100 West (EX), #130 Maravich (NM), #135 McAdoo (EX), #240 Erving (NM); 1974-75 Topps: (264) cards in EX condition with #1 Abdul-Jabbar (VG-EX), #10 Maravich (EX-MT), #39 Walton (VG-EX), #176 West (EX), #196 Gervin (EX-MT), #200 Erving (EX-MT), #250 Chamberlain (EX); 1975-76 Topps: (330) cards in EX-MT condition with #75 Maravich (EX), #90 Abdul-Jabbar (EX-MT), #254 Malone (EX), #300 Erving (EX-MT); 1976-77 Topps: (144) cards in EX-MT to NM with #1 Erving (NM), #48 Checklist (NM), #60 Maravich (NM), #90 Havlicek (EX-MT), #100 Abdul-Jabbar (NM), #101 Malone (NM), #110 Thompson (NM) and #126 Abdul-Jabbar AS (EX-MT).