
Bureau of the Census (American, 1902 - )

Etablissements Byla (French, 20th Century)

National Institutes of Health (American, 1887-)

Edward Penfield (American, 1866 - 1925)

Emil Cardinaux (Swiss, 1877–1936)

Anonymous

Laboratoires Petit (French, 20th Century)

Liebler and Maass Lith. (American, 19th/20th Century)

Anonymous

Joseph Binder (Austrian, 1898-1972)

Ethel Reed (American, 1874 - 1900)

Pal (Jean de Paleologue) (Romanian, 1855 - 1942)

Laboratoire français de spécialités scientifiques (French, 20th Century)

Theo van Hoytema (Dutch, 1863-1917)

Julius Klinger (Austrian, 1876 – 1942)

Charles Dana Gibson (American, 1867 - 1944)

U.S. Information Agency (American, 1953-1999)

Roger de Valerio (French, 1896-1951)