National Institutes of Health (American, 1887-)
Anonymous
Maynard Dixon (American, 1875–1946)
Snyder, Black & Sturn (American, 19th/20th Century)
Jean de Paleologue (Romanian, 1855 - 1942)
Anonymous
Peace Corps (American, 20th Century)
Pat Keely (English, 1901-1970)
Florence England Nosworthy (American, 1872-1936)
A. Guindet (French, 19th Century)
U.S. Information Agency (American, 1953-1999)
Howard Zieff (American, 20th Century)
Leonard Winterowski (Polish, 1886-1927)
Alfred Offner (Austrian, 1879–1937)
Jack Rivolta (American, 1890-?)
Theodor Barth (Swiss, 1875 - 1949)
U.S. Information Agency (American, 1953-1999)
Carel Adolph Lion Cachet (Dutch, 1864 – 1945)
Anonymous
Artcraft Lithograph (American, 1905–1970)
Iowa Art Program (American, 20th century)
Hans Schleger (German, 1898 - 1976)
Robert Bradley, Jr (American, 20th Century)