U.S. Information Agency (American, 1953-1999)
Sam Maitin (American, 1928 - 2004)
Theo van Hoytema (Dutch, 1863-1917)
Eugeniusz Ludwik Dąbrowa-Dąbrowski (Polish, 1870-1941)
Eric Rohman (Swedish, 1891 - 1949)
Anonymous
Gene Hedge (American, 1928-2017)
Jean de Paleologue (Romanian, 1855 - 1942)
Leo Gestel (Dutch, 1881- 1941)
U.S. Information Agency (American, 1953-1999)
Arkadio Laigo (Estonian, 1901-1944)
National Caries Program (American, 20th Century)
Anonymous
Leonetto Cappiello (Italian, 1875-1942)
National Institutes of Health (American, 1887-)
Anonymous
National Institutes of Health (American, 1887-)
Abby E. Underwood (American, 1871-1941)
Augustus Jansson (Swedish, 1863 - 1931)
P. Gillin (American, 19th/20th century)
Hippo-Dup (French, 19th/20th century)
W. A. Winter (Canadian, 20th Century)