What is another name for the league Art Passarella umpired?
Art Passarella: Arthur Matthew Passarella (December 23, 1909 – October 12, 1981) was an American major league baseball umpire and actor. American League:  It is sometimes called the Junior Circuit because it claimed Major League status for the 1901 season, 25 years after the formation of the National League (the "Senior Circuit").
i don't know