Claim: Managed by Harry Wright, the 1873 Boston Red Stockings compiled a record of 43-16, the most wins of any team in the 1873 season of the league.
Evidence: Managed by Harry Wright, Boston finished with a record of 43–16 to win the pennant by 4 games. Boston Red Stockings Philadelphia White Stockings Baltimore Canaries New York Mutuals Philadelphia Athletics Brooklyn Atlantics Washington Blue Legs Elizabeth Resolutes Baltimore Marylands 0 2 8 17 28 29 34 36 43