 A five-time All-Star, Rosar was regarded as an excellent defensive catcher, setting a major league record for consecutive games without an error by a catcher.He is one of only three catchers in Major League history to catch at least 100 games in a single season without committing an error.Rosar was first discovered in 1934 when he was chosen to play in an All-Star game for amateur baseball players from Buffalo, New York.