such a company. See also The Uplifters (club) References Bibliography "The Oz Film Manufacturing Company" (in three parts) by Richard Mills and David L. Greene. The Baum Bugle, 1971-1972. The Oz Scrapbook by David L. Greene and Dick Martin, 1976. The Annotated Wizard of Oz by Michael Patrick Hearn, 1971, 2000. The World of Oz by Allan Eyles, 1985. Entertainment companies established in 1914 Mass media companies established in 1914 Mass media companies disestablished in 1915 Silent film studios Defunct American film studios Film studios in Southern California Entertainment companies based in California 1914 establishments in California 1915 disestablishments in California Companies based in Los Angeles Defunct manufacturing companies based in Greater Los Angeles Oz (franchise) L. Frank Baum