How old were they?

Bobby Rhawn

3B · Born February 13, 1919

Age in each season

1. 1947 (Giants): 28 years, 47 days to 28 years, 230 days
2. 1948 (Giants): 29 years, 48 days to 29 years, 231 days
3. 1949 (White Sox, Giants, Pirates): 30 years, 47 days to 30 years, 230 days