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

Erie Litho Co. (American, 19th/20th century)

Antoni Wajwód (Polish, 1905-1944)

Leonetto Cappiello (Italian, 1875-1942)

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

Ludwig Koch (Austrian, 1866–1934)

Georges Daubner (German, 1865 - 1926)

National Institutes of Health (American, 1887-)

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

John Gaydos (American, 20th Century)

Ernest Coffin (English, active 1920s-1930s)

Anonymous

Fritz Rehm (German, 1871-1928)

Theo Nieuwenhuis (Dutch, 1866-1951)

Anonymous

Frank Berkeley Smith (American, 1869-1931)

Burkhard Mangold (Swiss, 1873-1950)

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

National Institutes of Health (American, 1887-)

Anonymous