Frédéric Auguste Cazals (French, 1865–1941)
Edward Penfield (American, 1866 - 1925)
Anonymous
Eddy de Smet (Dutch, 20th Century)
Eric Rohman (Swedish, 1891 - 1949)
Will Bradley (American, 1868 – 1962)
Neysa McMein (American, 1888-1949)
Strobridge and Co (American, 1910-1954)
U.S. Information Agency (American, 1953-1999)
Anonymous
National Institutes of Health (American, 1887-)
U.S. Information Agency (American, 1953-1999)
National Institutes of Health (American, 1887-)
Ernest Coffin (English, active 1920s-1930s)
George Reiter Brill (American, 1867 - 1918)
Strobridge & Co. Lith. (American, 1847 -)
Augustus Jansson (Swedish, 1863 - 1931)
Leonard Winterowski (Polish, 1886-1927)
Henry Reuterdahl (American, 1871-1925)
Anonymous
National Institutes of Health (American, 1887-)
Anonymous
Jules-Alexandre Grün (French, 1868-1934)
Anonymous