

Louis Agassiz (American, 1807 – 1873)





Edward Henry Potthast (American, 1857 - 1927)





Beckman Instruments (American, 20th Century)






Grant Wood (American, 1891 – 1942)




Alex Jones (American, 19th/20th century)




Samuel Ehrhart (American, 1862-1937)

Alfred Rudolph Waud (American, 1828 - 1891)
