
Henri-Gabriel Ibels (French, 1867 - 1936)

Emil Pirchan (Austrian, 1884-1957)

National Institutes of Health (American, 1887-)

Harrison Fisher (American, 1877 - 1934)

Anonymous

National Institutes of Health (American, 1887-)

Anonymous

Will R. Barnes (American, ?-1939)

Hans Unger (German, 1872 – 1936)

František Bidlo (Czech, 1895-1945)

Thomas Theodor Heine (German, 1867-1948 )

Harry Veltman (Dutch, 20th Century)

Dudley Hardy (English, 1867-1922)

Paul Berthon (French, 1872-1909)

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

Imp. Paul Dupont (French, 19th/20th century)

Anonymous