National Institutes of Health (American, 1887-)
Henri Privat-Livemont (Belgian, 1861–1936)
Eric Rohman (Swedish, 1891 - 1949)
U.S. Information Agency (American, 1953-1999)
Edward Penfield (American, 1866 - 1925)
Jules Chéret (French, 1836-1932)
Anonymous
Goes Litho. Co. (American, 19th/20th Century)
Anonymous
Dietmar Winkler (German, 1938 -)
Anonymous
Anonymous
Shari Weisberg (American, 20th Century)
Anonymous
Eric Rohman (Swedish, 1891 - 1949)
Theo van Hoytema (Dutch, 1863-1917)
Jean d'Ylen (French, 1886-1938)
Marcia Brown (American, 1918-2015)
Caran d'Ache (French, 1858-1909)
Michael P. Whelan (American, 19th/20th Century)
Louise Lyons Heustis (American, 1865 - 1951)
Anonymous
Piet Louwerse (Dutch, 20th Century)