In organized Baseball, there are 19 listed official leagues. These do not include the winter leagues in Central and South America, and places like Japan, which have their own major leagues. Majors: American, National AAA: International, Pacific Coast, Mexican (minorleaguebaseball.com lists the Mexican league, although I'm not sure if it is officially AAA) AA: Eastern, Southern, Texas A: California, Midwest, Carolina, South Atlantic, Florida State Rookie: Appalachian, Arizona, Pioneer, Gulf Coast
The Negro leagues were US professional baseball leagues. The term is usually used to include 7 leagues, also called "Negro Major Leagues" which began in 1920.
Negro Leagues Baseball Museum was created in 1990.
George Khoury Association of Baseball Leagues was created in 1934.
Negro Leagues Baseball - 1946 is rated/received certificates of: USA:Approved
One upon a time, there were three baseball leagues.
Basketball and baseball
Not in MLB. Other leagues such as youth leagues or co-rec leagues may have different rules.
Minor Leagues.
The Grapefruit Leagues is the food-related idiom for pre-season leagues.
The web address of the Negro Leagues Baseball Museum is: http://www.americanjazzmuseum.org
The average baseball lob stat for pitchers in the major leagues this season is 0.6.
I believe it is called the trip to the BIG HOUSE.