
Bert Thomas (English, 1883-1966)

Edmund Edel (German, 1918–1939)

Charles Raymond Macauley (American, 1871 - 1934)

Louis Siegriest (American, 1899 -1989)

Albert Weisgerber (German, 1878 - 1915)

Karl Dahl (Norwegian, 19th/20th century)

Anonymous

Laboratoires de la Carnine Lefrancq (French, 20th Century)

Edward McKnight Kauffer (American, 1890-1954)

National Institutes of Health (American, 1887-)

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

Imp. J. Minot (French, 19th/20th century)

Anonymous

Archie Gunn (American, 1863 - 1930)

Fratelli Treves (Italian, 1861 - 1939)

Anonymous

Jules Chéret (French, 1836-1932)

Anonymous

Anonymous

Laboratoires A. Lemettre (French, 20th Century)

Julius Klinger (Austrian, 1876 – 1942)