
Imp. Charles Lévy (French, 19th/20th century)

Carl Scherer (Swiss, 1890-1953)

Gordon Grant (American, 1875-1962)

National Institutes of Health (American, 1887-)

Laboratoires Charvoz (French, 20th Century)

National Institutes of Health (American, 1887-)

Emrik & Binger (Dutch, 1857 - 1927)

Lucian Bernhard (German, 1883-1972)

Joseph Binder (Austrian, 1898-1972)

Richard Nicolaüs Roland Holst (Dutch, 1868 - 1938)

Laboratoire Buriat (French, 20th Century)

Adrien Barrère (French, 1874-1931)

Leo Visser (Dutch, 1880-1950)

Pierre Bonnard (French, 1867-1947)

Laboratoires Drouet & Plet (French, 20th Century)

Emil Könlein (Swiss, 1901-1965)

Imp. Chambrelent (French, 19th/20th century)

Harvey Appelbaum (American, 1934-)

Anonymous

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

Julius Klinger (Austrian, 1876 – 1942)

Anonymous