
Charles W. Holmes (American, 19th/20th century)

Rudolf Weber (Austrian, 1872-1949)

Ludwig Lutz Ehrenberger (Austrian, 1878-1950)

Anonymous

Maurice Pillard Verneuil (French, 1869-1942)

Anonymous

Anonymous

Laboratoires du docteur Roussel (French, 20th Century)

Beard (American, 20th Century)

George Reiter Brill (American, 1867 - 1918)

Anonymous

Charles Gir (French, 1883-1941)

R. Morris Swander (American, 19th Century)

Laboratoire Jolly (French, 20th Century)

Laboratoires Bouillet (French, 20th Century)

Rachael Romero (Australian, b. 1953)

Laboratoires Charvoz (French, 20th Century)

Antoine Barbizet (French, 19th Century)

Anonymous

Harry Vernon (American, 19th/20th century)

Frederic Hugo d’Alési (French, 1849-1906)

Ernst Eck (Austrian, 1879-1941)