
Edward Ancourt (French, 1841-?)

Hans Unger (German, 1872 – 1936)

Hans Unger (German, 1872 – 1936)

Alfred Choubrac (French, 1853-1902)

National Institutes of Health (American, 1887-)

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

Anonymous

Otto Fischer (German, 1870-1947)

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

Imp. B. Sirven (French, 19th/20th century)

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

Anonymous

Laboratoires du docteur Roussel (French, 20th Century)

Laboratoires du docteur Roussel (French, 20th Century)

Theo van Hoytema (Dutch, 1863-1917)

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

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

Firmin Bouisset (French, 1859-1925)

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

Lith. Van Geleyn (French, 19th/20th century)

Akseli Gallen-Kallela (Finnish, 1865 - 1931)