National Institutes of Health (American, 1887-)
Courier Litho. Co. (American, 19th/20th Century)
Strobridge and Co (American, 1910-1954)
U.S. Information Agency (American, 1953-1999)
Louis Abel-Truchet (French, 1857-1918)
Will Bradley (American, 1868 – 1962)
Clayton Kenney (American, 20th Century)
Anonymous
Anonymous
Adrien Barrère (French, 1874-1931)
Louis Prang (American, 1824 – 1909)
Kazimierz Sichulski (Polish, 1879-1942)
Alvin Hollingsworth (American, 1928-2000)
Anonymous
Anonymous
Louis Rhead (American, 1857-1926)
Anonymous
Edward Penfield (American, 1866 - 1925)
Carel Adolph Lion Cachet (Dutch, 1864 – 1945)
U.S. Information Agency (American, 1953-1999)
Theo Nieuwenhuis (Dutch, 1866-1951)