Jack L. Warner
1892 - 1978
London, Ontario, Canada
Actor
Executive Producer
Producer
Production Manager
Supervisor of Production Resources
Biography
From Wikipedia, the free encyclopedia Jack Leonard "J. L." Warner (August 2, 1892 – September 9, 1978), born Jacob Warner in London, Ontario, was a Canadian-American film executive who was the president and driving force behind the Warner Bros. Studios in Burbank, California. Warner's career spanned some 45 years, its duration surpassing that of a
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