
Nicolaas van de Vecht (Dutch, 1886-1941)

Maurice Romberg (French, 1862–1943)

Adolphe Léon Willette (French, 1857 - 1926)

Donia Nachshen (English, 1903 – 1987)

Otto Plattner (Swiss, 1886-1951)

Josef Engelhart (Austrian, 1864 - 1941)

Fritz Rumpf (German, 1856-1927)

Anonymous

Hans Rudi Erdt (German, 1883 – 1918)

Edward Penfield (American, 1866 - 1925)

Jules Chéret (French, 1836-1932)

Wladyslaw Theodore Benda (Polish, 1873–1948)

Howard Chandler Christy (American, 1873 - 1952)

Paul Scheurich (German, 1883-1945)

U.S. Information Agency (American, 1953-1999)

Imp. Charles Lévy (French, 19th/20th century)

Laboratoire du Neurotensyl (French, 20th Century)

National Institutes of Health (American, 1887-)

Laboratoires G. Beytout (French, 20th Century)

Laboratoire de l'Ozol (French, 20th Century)

Anonymous

Burkhard Mangold (Swiss, 1873-1950)

Anonymous

A.W.B. Lincoln (American, 19th/20th Century)