About Cap Anson
Adrian Constantine Anson, nicknamed "Cap", "Pop", and "Baby" was an American Major League Baseball (MLB) first baseman. Including his time in the National Association (NA), he played a record 27 consecutive seasons. Anson was regarded as one of the greatest players of his era and one of the first superstars of the game. He spent most of his career with the Chicago White Stockings/Colts franchise, serving as the club's manager, first baseman and, later in his tenure, minority owner. He led the team to six National League pennants from 1876 to 1886. Anson was one of baseball's first great hitters, and probably the first to tally over 3,000 career hits. In addition to being a star player, he innovated managerial tactics such as signals between players and the rotation of pitchers. Adrian Constantine Anson (April 17, 1852 – April 14, 1922), nicknamed "Cap" (for "Captain"), "Pop", and "Baby" (early in his career) was an American Major League Baseball (MLB) first baseman.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.