Arsène Herbinier (French, 1869-1955)
Walther Koch (German, 1875–1915)
National Institutes of Health (American, 1887-)
Eric Rohman (Swedish, 1891 - 1949)
Anonymous
U.S. Information Agency (American, 1953-1999)
William Carqueville (American, 1871-1946)
Jean Bonnerot (French, 1882-1964)
Alphonse Mucha (Czech, 1860-1939)
Everett Shinn (American, 1876-1953)
Anonymous
Jean de Paleologue (Romanian, 1855 - 1942)
Pat Keely (English, 1901-1970)
League of Women Voters (American, 20th century)
Anonymous
Anonymous
Henri Thiriet (French, 1873-1946)
Anonymous
Louis Frederick Hurd (American, 1853-1904)
Anonymous
Julius Adolph Schweinfurth (American, 1858 - 1931)
Anonymous
National Institutes of Health (American, 1887-)
Frank Swick (American, 19th/20th Century)
U.S. Information Agency (American, 1953-1999)
Vittorio Matteo Corcos (Italian, 1859 – 1933)
Charles Buckles Falls (American, 1874-1974)
Henry Jerome Schile (American, 1829-1901)
Anonymous
National Printing & Engraving Company (American, 19th/20th Century)
Edward Penfield (American, 1866 - 1925)
Anonymous
Anonymous
Gustave Fraipont (French, 1849 - 1923)
Anonymous
National Institutes of Health (American, 1887-)
National Institutes of Health (American, 1887-)