In 1929, Hollywood mogul William Fox (1879-1952) came close to controlling the entire motion picture industry. His Fox Film Corporation had grown from a $1600 investment into a globe-spanning $300 million empire; he also held patents to the new sound-on-film process. Forced into a series of bitter power struggles, Fox was ultimately toppled from his throne, and the studio bearing his name would merge in 1935 with Darryl F. Zanuck's flourishing...