Impressive set of Indy-500 badges were collected from the 1930’s through the 1990’s. Some made with pin and clasp on back, others with two straight pins on back. Wonderfully detailed, each one is unique. 1960 and previous include: 1932, 1938, 1939 through 1941, and 1946 through 1960. Many Mint, others EX to EX-MT.