Émile Prisse d'Avennes (French, 1807-1879)
Will R. Barnes (American, ?-1939)
Udo Keppler (American, 1872 – 1956)
Albert Ilg (Austrian, 1847-1896)
Ernst Haeckel (German, 1834-1919)
Anonymous
John Rea Neill (American, 1877 - 1943)
Charles Marie Dulac (French, 1865 - 1898)
Henri Boutet (French, 1851-1919)
Anton Seder (Austrian, 1850-1916)
John Wootton (English, 1686–1765)
Friedrich Maximilian Hessemer (German, 1800 – 1860)
Félix Bracquemond (French, 1833-1914)
Nikolay Samokish (Russian, 1860-1944)
Jean de Paleologue (Romanian, 1855 - 1942)
Richard Teschner (Austrian, 1879-1948)
Anonymous
Forbes MacBean (English, 1825 - 1900)
Will R. Barnes (American, ?-1939)
Samuel Jessurun de Mesquita (Dutch, 1868 – 1944)
Anonymous
G-P. Joumard (French, 19th Century)