2-1/6x 2.5". The 1951 Berk Ross multi-sport set, also known as the "Hit Parade Of Champions", consists of 72 cards featuring various sports including baseball, football, basketball, boxing, golf, figure skating and the Olympics. This is one of the key cards in this set. Cousy is shown in his Holy Cross college uniform and not his Celtics uniform which wasn't featured until the 1957-58 Topps Basketball release, which is considered by many to be his rookie card. Bob Cousy was elected to the Naismith Memorial Basketball Hall Of Fame in 1971. John Grossman Collection.