Jean d'Ylen (French, 1886-1938)
Anonymous
Anonymous
Ludwig Hohlwein (German, 1874 – 1949)
National Institutes of Health (American, 1887-)
Anonymous
Bureau of the Census (American, 1902 - )
Richard Halls (American, 1906 - )
U.S. Information Agency (American, 1953-1999)
Anonymous
U.S. Information Agency (American, 1953-1999)
U.S. Information Agency (American, 1953-1999)
Henri Privat-Livemont (Belgian, 1861–1936)
Anonymous
Burkhard Mangold (Swiss, 1873-1950)
U.S. Lithograph Co. (American, 19th/20th Century)
Lanny Sommese (American, 1943-)
Aloys Wach (Austrian, 1892-1940)
Anonymous
Anonymous
Orson Lowell (American, 1871-1956)