Strobridge and Co (American, 1910-1954)
U.S. Information Agency (American, 1953-1999)
Anonymous
National Institutes of Health (American, 1887-)
Antonio Arias Bernal (Mexican, 1914-1960)
Fernand Fernel (Belgian, 1872-1934)
Anonymous
Alexandre de Riquer (Spanish, 1856 - 1920)
William Balfour Ker (American, 1877-1918)
Adolph Treidler (American, 1886–1981)
Frank Berkeley Smith (American, 1869-1931)
U.S. Information Agency (American, 1953-1999)
U.S. Information Agency (American, 1953-1999)
National Institutes of Health (American, 1887-)
Austin Cooper (Canadian, 1890-1964)
Alphonse Mucha (Czech, 1860-1939)
William Carqueville (American, 1871-1946)
Józef Mehoffer (Polish, 1869-1946)
Jean Carlu (French, 1900-1997)
Lucian Bernhard (German, 1883-1972)
Clair Stewart (Canadian, 20th Century)
Bill Sokol (American, 1923-)