Laboratoires du Mictasol (French, 20th Century)
Anonymous
R.H. Rodda (American, 19th/20th Century)
Anonymous
National Institutes of Health (American, 1887-)
Ottavio Rodella Tavio (Italian, 1864-1910)
Eugène Ogé (French, 1861-1936)
Anonymous
Hans Beat Wieland (Swiss, 1867–1945)
Ethel Reed (American, 1874 - 1900)
Eric Rohman (Swedish, 1891 - 1949)
George Reiter Brill (American, 1867 - 1918)
Anonymous
Jules Chéret (French, 1836-1932)
Theo van Hoytema (Dutch, 1863-1917)
U.S. Information Agency (American, 1953-1999)
Laboratoires Fluxine (French, 20th Century)
Frederic Hugo d’ Alési (French, 1849-1906)
Anonymous
Anonymous
Alphonse Mucha (Czech, 1860-1939)