
Eric Rohman (Swedish, 1891 - 1949)

Daan Hoeksema (Dutch, 1879-1935)

J. Howitt & Son Ltd (English, 19th/20th century)

Laboratoire M. de Rive (French, 20th Century)

Fritz Erler (German, 1868–1940)

Laboratoires Bailly (French, 20th Century)

Louis Rhead (American, 1857-1926)

Emil Cardinaux (Swiss, 1877–1936)

Benjamin Rabier (French, 1864–1939)

Jeff Smith (American, 1956-)

Ferdinand Hart Nibbrig (Dutch, 1866–1915)

J. Rabusen (American, 19th/20th Century)

Lucian Bernhard (German, 1883-1972)

Anonymous

Anonymous

Anonymous

Laboratoire Lancosme (French, 20th Century)

Otto Plattner (Swiss, 1886-1951)

Anonymous

G. Gonnot (French, 20th Century)

Lith. F. Appel (French, 19th/20th century)

Laboratoire d'actino-biologie (French, 20th Century)