Joseph Gould (American, 1880 - 1935)
Anonymous
Maynard Dixon (American, 1875–1946)
Maurice Leloir (French, 1853 – 1940)
Anonymous
Frederic Hugo d' Alési (French, 1849–1906)
Anonymous
U.S. Information Agency (American, 1953-1999)
Edward Penfield (American, 1866 - 1925)
George Wharton Edwards (American, 1859-1950)
Karl Wiener (Austrian, 1901-1949)
Burkhard Mangold (Swiss, 1873-1950)
Peace Corps (American, 20th Century)
Centers for Disease Control and Prevention (American, 1946-)
Theo van Hoytema (Dutch, 1863-1917)
Century Lith. Co. (American, 19th Century)
Anonymous
Lanny Sommese (American, 1943-)
Kurt Schwitters (German, 1887 - 1948)
Edward Penfield (American, 1866 - 1925)
Frank Swick (American, 19th/20th Century)
Anonymous
W. Chris Gorman Associates (American, 20th century)
U.S. Information Agency (American, 1953-1999)