Strobridge and Co (American, 1910-1954)
Stuart Silver (American, 20th Century)
George Du Maurier (English, 1834 - 1896)
U.S. Information Agency (American, 1953-1999)
Burkhard Mangold (Swiss, 1873-1950)
Theo Nieuwenhuis (Dutch, 1866-1951)
Leon Klayman (American, 20th century)
U.S. Information Agency (American, 1953-1999)
L.N. Britton (American, 19th/20th Century)
Anonymous
Joseph Byron Egan (American, 1906-1962)
Anonymous
Alphonse Mucha (Czech, 1860-1939)
Ramón Casas (Spanish, 1866 – 1932)
U.S. Information Agency (American, 1953-1999)
Bureau of the Census (American, 1902 - )
Robert Stöcklin (Swiss, 1889–1931)
William Emile Schumacher (American, 1870-1931)
Edward Penfield (American, 1866 - 1925)
Augustus Jansson (Swedish, 1863 - 1931)
Henri Evenepoel (Belgian, 1872-1899)
Anonymous
U.S. Information Agency (American, 1953-1999)
National Institutes of Health (American, 1887-)