Keaton, Buster - Signed Photo in "When Comedy was King"

American actor, director and producer (1895-1966), his real name was Joseph Frank Keaton. Keaton´s best movies were made during the 1920s, the last years of the silent film era. Signed photo still from "When Comedy was King", a 1960 full length documentary by Robert Youngson devoted to the greatest silent film comedians, showing him in one of his early films. Inscribed, size is 10 x 8 inches, in excellent condition.