Anonymous
Johannes Frederik Engelbert ten Klooster (Dutch, 1873–1940)
Ellen Elizabeth Houghton (English, 1853-1922)
John Samuel Pughe (American, 1870-1909)
Bernhard Gillam (American, 1856 – 1896)
Édouard Guichard (French, 1815-1889)
Will R. Barnes (American, ?-1939)
Georges Rémon (French, 1889-1963)
Frederick Burr Opper (American, 1857-1937)
Édouard Guichard (French, 1815-1889)
Victor Steeger (Italian, 19th Century)
Gifford Pinchot (American, 1865-1946)
George Ashdown Audsley (Scottish, 1838-1925)
Letterio Calapai (American, 1902–1993)
Elizabeth Gordon (American, 1866 - 1922)
Percy J. Billinghurst (English, 1871-1933)
Anonymous
Flavius Vegetius Renatus (Italian, 4th century)
Jacob Kainen (American, 1909 – 2001)
Louis Pasteur (French, 1822 – 1895)
Henry Thomas Alken (English, 1785 – 1851)
Marion T. Ross (American, 1881-1937)