
Anonymous

Laboratoires Crinex-Uvé (French, 20th Century)

Joseph Christian Leyendecker (American, 1874 - 1951)

Louis Rhead (American, 1857-1926)

Johannes Handschin (Swiss, 1899-1948)

Alfred Offner (Austrian, 1879–1937)

Eric Rohman (Swedish, 1891 - 1949)

Anonymous

Anonymous

Strobridge & Co. Lith. (American, 1847 -)

Anonymous

Laboratoires du docteur P. Astier (French, 20th Century)

Anonymous

Theo van Hoytema (Dutch, 1863-1917)

Anonymous

Laboratoire Lobica (French, 20th Century)

National Institutes of Health (American, 1887-)

Alfred Keane Moe (American, 1898-1910)

Laboratoires Crinex-Uvé (French, 20th Century)

Will Bradley (American, 1868 – 1962)

Anonymous

Eric Aldwinckle (Canadian, 1909-1980)