Pioneering filmmaker and founder of Keystone Studios, which introduced to the public the likes of Fatty Arbuckle, Mack Swain, The Keystone Kops, and Charlie Chaplin. Signed book: King of Comedy. First edition. NY: Doubleday, 1954. Hardcover with dustjacket, 6 x 9, 284 pages. Signed in blue ballpoint on the first free end page by Sennett and also signed by Cameron Shipp. In fine condition, with a bit of light wear to dustjacket. R&R COA.