Gene Buck (American, 1885-1957)
Johannes Handschin (Swiss, 1899-1948)
Anonymous
Cyril Kenneth Bird (Fougasse) (English, 1887 – 1965)
Maurice Guiraud-Rivière (French, 1881-1947)
Anonymous
John Weston Galbraith (American, 19th/20th Century)
Marco Giugno (Italian, 19th/20th Century)
Jules Chéret (French, 1836-1932)
U.S. Lithograph Co. (American, 19th/20th Century)
Charles Herbert Woodbury (American, 1864-1940)
Aleardo Villa (Italian, 1865-1906)
Anonymous
National Institutes of Health (American, 1887-)
Will Bradley (American, 1868 – 1962)
Edward Penfield (American, 1866 - 1925)
Durex Information Service for Sexual Health (American, 20th century)
U.S. Information Agency (American, 1953-1999)
Anonymous