Eric Rohman (Swedish, 1891 - 1949)
Johannes Handschin (Swiss, 1899-1948)
Anonymous
Anonymous
Alphonse Bigot (French, 1828-1872)
George Frederick Scotson-Clark (American, 1873 - 1973)
Anonymous
Anonymous
Mariusz Zaruski (Polish, 1867-1941)
Anonymous
George M. Reevs (American, 1864-1930)
Charles Arthur Cox (English, 1829–1901)
Anonymous
C. Haulor (French, 19th/20th century)
Louis Frederick Hurd (American, 1853-1904)
U.S. Information Agency (American, 1953-1999)
Louis Rhead (American, 1857-1926)
Anonymous
National Institutes of Health (American, 1887-)
Anonymous
Beard (American, 20th Century)
Anonymous
Jac Jongert (Dutch, 1883-1942)
James Montgomery Flagg (American, 1877-1960)
George Varian (American, 1865-1923)