John Elsas (German, 1851–1935)
Ruth McEnery Stuart (American, 1849–1917)
Carl Moser (Austrian, 1873 - 1939)
Július Schubert (Slovak, 1888-1949)
Georges Goursat (Sem) (French, 1863–1934)
Armand Rassenfosse (Belgian, 1862 - 1934)
Flavius Vegetius Renatus (Italian, 4th century)
Anonymous
Joseph von Führich (Austrian, 1800 - 1876)
Albert Ilg (Austrian, 1847-1896)
Fedor Grigoryevich Solntsev (Russian, 1801 – 1892)
Will R. Barnes (American, ?-1939)
William Nicholson (English, 1872-1949)
Marion T. Ross (American, 1881-1937)
Léon-Jean-Joseph Dubois (French, 1780-1846)
John Wootton (English, 1686–1765)
Will R. Barnes (American, ?-1939)
Jules De Bruycker (Belgian, 1870 – 1945)
Garrick Mallery (American, 1831-1894)
Clara D. (Simpson) Davidson (American, 1874-1962)
Charles Laborde (French, 1886-1941)
Percy J. Billinghurst (English, 1871-1933)
Karel Klíč (Czech, 1841-1926)
Jan van Brock (Dutch, 19th/20th Century)
Odilon Redon (French, 1840-1916)
Nikolay Samokish (Russian, 1860-1944)
Richard Nicolaüs Roland Holst (Dutch, 1868 - 1938)