
Anonymous

Eric Rohman (Swedish, 1891 - 1949)

Eugeniusz Ludwik Dąbrowa-Dąbrowski (Polish, 1870-1941)

George Frederick Scotson-Clark (American, 1873 - 1973)

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

Lanny Sommese (American, 1943-)

E. C. Burling (American, 19th/20th century)

John Henry Twachtman (American, 1853-1902)

Laboratoire Carron (French, 20th Century)

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

Theo Nieuwenhuis (Dutch, 1866-1951)

National Institutes of Health (American, 1887-)

Duncan Grant (British, 1885 –1978)

Theo van Hoytema (Dutch, 1863-1917)

Laboratoires Albert Rolland (French, 20th Century)

Julius Klinger (Austrian, 1876 – 1942)

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

Anonymous

Imp. Camis (French, 19th/20th century)

Laboratoire du Sympathyl (French, 20th Century)

Donaldson Lith. Co (American, 1863-?)