
Emil Beurmann (Swiss, 1862-1951)

Henri Boulanger Gray (French, 1858-1924)

Franz von Stuck (German, 1863-1928)

Edmund Edel (German, 1918–1939)

William Stevens (American, 19th/20th century)

Otto Plattner (Swiss, 1886-1951)

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

Strobridge & Co. Lith. (American, 1847 -)

Ethel Reed (American, 1874 - 1900)

Eduardo Ramírez Villamizar (Colombian, 1922-2004)

Gouweloos frères (Belgian, 19th Century)

Katherine Milhous (American, 1894–1977)

Anonymous

Laboratoires de la Passiflorine (French, 20th Century)

Johannes Weber (Swiss, 1871-1949)

Laboratoire Leconte (French, 20th Century)

Johann Georg van Caspel (Dutch, 1870-1928)

Anonymous