Charles Wood (English, 20th Century)
Don Weller (American, 20th Century)
U.S. Information Agency (American, 1953-1999)
Anonymous
Morgan Litho Co. (American, 19th/20th Century)
Eric Rohman (Swedish, 1891 - 1949)
Anonymous
Anonymous
Eric Rohman (Swedish, 1891 - 1949)
Anonymous
U.S. Information Agency (American, 1953-1999)
Anonymous
National Institutes of Health (American, 1887-)
National Caries Program (American, 20th Century)
Henri-Achille Zo (French, 1873–1933)
Florence Lundborg (American, 1871-1949)
Frederick Henri Kay Henrion (German, 1914–1990)
Edward Penfield (American, 1866 - 1925)
Jac Jongert (Dutch, 1883-1942)
Anonymous
Ludwig Hohlwein (German, 1874 – 1949)
Strobridge & Co. Lith. (American, 1847 -)
Thomas Theodor Heine (German, 1867-1948 )