- Card series: Beginnings: 1880's
- City: Philadelphia
- Team: Quakers
- League: National League
- Hall: National Baseball Hall of Fame
Thomas Francis Michael McCarthy (1863-1922) failed as a pitcher, but established himself as a fast and intelligent outfielder and base runner over 13 professional seasons. While with the Boston Beaneaters from 1892-1895, he and Hugh Duffy were called the “Heavenly Twins” as they comprised one of the best outfield tandems of the era.
- Had a .292 lifetime average
- Although records are incomplete, he probably stole 500+ bases
- Introduced the Hit & Run play
- Elected to Hall of Fame: 1946