Anonymous
Cyril Kenneth Bird (Fougasse) (English, 1887 – 1965)
Artcraft Lithograph (American, 1905–1970)
Eugène Grasset (French, 1841-1917)
U.S. Dept. of Transportation (American, 1967-)
Horace Taylor (English, 1881-1934)
Kazimierz Sichulski (Polish, 1879-1942)
Castanis (American, 20th Century)
Will Bradley (American, 1868 – 1962)
Alphonse Mucha (Czech, 1860-1939)
Anonymous
National Institutes of Health (American, 1887-)
Anonymous
Anonymous
Anonymous
Henry Summer Watson (American, 1868-1933)
National Institutes of Health (American, 1887-)
Anonymous
NASA (American, 1958 -)
Georges de Feure (French, 1868-1943)