
Roland Davies (Welsh, 1904-1993)

Anonymous

Julius Klinger (Austrian, 1876 – 1942)

Maynard Dixon (American, 1875–1946)

Julius Klinger (Austrian, 1876 – 1942)

Joseph Binder (Austrian, 1898-1972)

Reijer Stolk (Dutch, 1896 - 1945)

Laboratoires du docteur P. Astier (French, 20th Century)

Calvert Litho. Co (American, 1863 -)

Anonymous

The Otis Lithograph Co. (American, 19th/20th Century)

Theo van Hoytema (Dutch, 1863-1917)

Wells & Hope Co. (American, 1845-1907)

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

National Institutes of Health (American, 1887-)

Russell, Morgan & Co. (American, 19th/20th century)

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

Laboratoires G. Beytout (French, 20th Century)

Ottavio Rodella Tavio (Italian, 1864-1910)