Anonymous
Wacław Wąsowicz (Polish, 1891-1942)
U.S. Information Agency (American, 1953-1999)
Anonymous
National Institutes of Health (American, 1887-)
Anonymous
Anonymous
Bureau of the Census (American, 1902 - )
Rachael Romero (Australian, b. 1953)
Jules Chéret (French, 1836-1932)
Anonymous
Goes Litho. Co. (American, 19th/20th Century)
Walerian Kryciński (Polish, 1852-1929)
U.S. Information Agency (American, 1953-1999)
Elisha Brown Bird (American, 1867 - 1943)
Cyril Kenneth Bird (Fougasse) (English, 1887 – 1965)
Anonymous
Lucian Bernhard (German, 1883-1972)
Georges Meunier (French, 1869-1942)
National Institutes of Health (American, 1887-)
Anonymous
Anonymous
U.S. Information Agency (American, 1953-1999)
Cecilio Plá y Gallardo (Spanish, 1860-1934)
Anonymous
David Klein (American, 1918 – 2005)