One frame with mouth closed

Make Your Own Animated Movies and Videotapes by Yvonne Andersen, Little Brown, 1970, 1991

Peabody's Penthouse

Peabody's penthouse apartment, NY, 1959-1960

from Rocky and His Friends, Season One (select episodes), 1959-1960, Ward Productions (released on DVD as Rocky & Bullwinkle & Friends, 2004)

Émile Cohl

Le Retapeur de Cervelles (Brains Repaired) by Émile Cohl, France, 1911

from The International Encyclopedia of Film, edited by R. Manvell & L. Jacobs, Crown, NY, 1972