Wikipedia - Metro-Goldwyn-Mayer - Encyclopedia article covers the studio's history and notable films. - http://en.wikipedia.org/wiki/MGM
Metro-Goldwyn-Mayer Studios Inc - Independent, privately-held motion picture, television, home video, and theatrical production and distribution company. - http://www.mgm.com/
Censored MGM Cartoons - Information on cartoons MGM has censored for one reason or another. - http://www.toonzone.net/looney/ltcuts/
Non-Stick MGM Cartoon Page - Dedicated to the history of animation. Includes a searchable cartoon database, photographs of directors with lists of their productions, dates of the first appearance of classic characters and a bibliography. - http://www.nonstick.com/mgm/