Guy Lipscombe (English, 1891-1951)
U.S. Information Agency (American, 1953-1999)
U.S. Lithograph Co. (American, 19th/20th Century)
Theo Nieuwenhuis (Dutch, 1866-1951)
Anonymous
Louis Rhead (American, 1857-1926)
Ernest Coffin (English, active 1920s-1930s)
Anonymous
Anonymous
J.C. Leyendecker (American, 1874 - 1951)
Ernest Haskell (American, 1876-1925)
National Institutes of Health (American, 1887-)
Anonymous
U.S. Information Agency (American, 1953-1999)
A.S. Seer's Litho. (American, 19th Century)
Anonymous
Anonymous
Martin Pedersen (American, 20th Century)
U.S. Information Agency (American, 1953-1999)
Włodzimierz Błocki (Polish, 1885-1920)
Anonymous
Gustave Fraipont (French, 1849 - 1923)
Reijer Stolk (Dutch, 1896 - 1945)