

Louis Agassiz (American, 1807 – 1873)

John Woodhouse Audubon (American, 1812-1862)






George Catlin (American, 1796 - 1872)


Hercules Incorporated (American, 20th Century)

Udo Keppler (American, 1872 – 1956)




U.S. Information Agency (American, 1953-1999)









Perkins Harnly (American, 1901-1986)
