
Maxfield Parrish (American, 1870 - 1966)

Géo Dorival (French, 1879-1968)

Walter Georgi (German, 1871-1924)

Anonymous

Will Bradley (American, 1868 – 1962)

Anonymous

Tony Grubhofer (Austrian, 1855-1935)

Imp. Emile Lévy (French, 19th/20th century)

John W. Sheeres (American, active 1920s-1940s)

W.A. Dunn (American, 19th/20th century)

C. Faccio (French, 19th Century)

Center for Substance Abuse Prevention (American, 20th Century)

Enrico della Lionne (Italian, 1865-1921)

Anonymous

Gustav Klutsis (Latvian, 1895 – 1938)

Imp. Paul Dupont (French, 19th/20th century)

Laboratoire Lobica (French, 20th Century)

Rachael Romero (Australian, b. 1953)

John Nunney (English, 1897-1966)

National Institutes of Health (American, 1887-)

Anonymous

Gibson & Co. Lith (American, 19th Century)