National Institutes of Health (American, 1887-)
Strobridge & Co. Lith. (American, 1847 -)
Carroll Kelly (American, 19th/20th Century)
Eric Rohman (Swedish, 1891 - 1949)
Burkhard Mangold (Swiss, 1873-1950)
Jolijn van de Wouw (Dutch, 1942-2001)
U.S. Information Agency (American, 1953-1999)
Georges Meunier (French, 1869-1942)
Eric Rohman (Swedish, 1891 - 1949)
A.S. Seer's Litho. (American, 19th Century)
Jules Courvoisier (Swiss, 1884-1936)
Wesley Heyman (American, 20th Century)
Will Bradley (American, 1868 – 1962)
Maynard Dixon (American, 1875–1946)
Jack Rivolta (American, 1890-?)
Anonymous
National Institutes of Health (American, 1887-)
Alexandre de Riquer (Spanish, 1856 - 1920)
Sy Wendel (American, 19th Century)
Anonymous
U.S. Information Agency (American, 1953-1999)
National Institutes of Health (American, 1887-)
Alphonse Mucha (Czech, 1860-1939)
U.S. Information Agency (American, 1953-1999)
Anonymous