
Joseph Gould (American, 1880 - 1935)

Paul De Sémant (French, 1855-1915)

Johann Vincenz Cissarz (German, 1873-1942)

Percy Trompf (Australian, 1902–1964)

Jules-Alexandre Grün (French, 1868-1934)

Anonymous

Anonymous

National Institutes of Health (American, 1887-)

Eric Rohman (Swedish, 1891 - 1949)

Anonymous

Ole Christoffer Thorkelsen (Norwegian, 1870-1914)

Julius Adolph Schweinfurth (American, 1858 - 1931)

National Institutes of Health (American, 1887-)

Mikuláš Galanda (Slovak, 1895 – 1938)

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

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

Hans Rudi Erdt (German, 1883 – 1918)

J. Suchara (Polish, 18th/19th Century)

Richard Baringer (American, 1921–1980)

Hoen (French, 19th century)