Alfred Rudolph Waud (American, 1828 - 1891)
William Penhallow Henderson (American, 1877 - 1943)
Charles Dana Gibson (American, 1867 - 1944)
Louis Agassiz (American, 1807 – 1873)
Walter Harrison Cady (American, 1877–1970)
Hercules Incorporated (American, 20th Century)