Jessie Marion King (Scottish, 1875-1949)
Oluf Olufsen Bagge (Danish, 1780-1836)
Joris Hoefnagel (Flemish, 1542-1600)
Ferdinand Freiherr von Reznicek (German, 1868-1909)
Henry Farrer (American, 1843-1903)
Gabriel Lory the older (Swiss, 1763 – 1840)
Joris Hoefnagel (Flemish, 1542-1600)
Henri Rivière (French, 1864 – 1951)
T. Butler-Stoney (English, 1844-1912)
Charles Bird King (American, 1785 - 1862)
Anonymous
Anonymous
Udo Keppler (American, 1872 – 1956)
Dow Chemical Company (American, 19th/20th Century)
Gifford Pinchot (American, 1865-1946)
Auguste Louis Lepère (French, 1849-1918)
Carlo Pellegrini (Italian, 1839-1889)
Johan van Hell (Dutch, 1889 – 1952)
Joseph Ferdinand Keppler (American, 1838 – 1894)
Johannes Josephus Aarts (Dutch, 1871-1934)
Udo Keppler (American, 1872 – 1956)
George Washington Bromley (American, 1857-1929)
Charles Dana Gibson (American, 1867 - 1944)
Laboratoires Cortial (French, 20th Century)
Charles Grignion (English, 1721–1810)