4x Official Open Golf Championship programmes from 1971/74 (4): 100th Open 1971 played Birkdale won by Lee Trevino c/w all draw sheet tokens, Thursday Day ticket and 2x draw sheets (G); 1972 played at Muirfield won by the defending champion Lee Trevino c/w 3x draw sheets (G); 1973 at Old Troon and won by Tom Weiskopf (P) and 1974 at Royal Lytham and St Annes won by Gary Player for the 3rd time c/w 2x draw sheets for the 3rd and final rounds - some stains to covers and pocket folds.