
Hansi (French, 19th/20th century)

Adolfo Hohenstein (German, 1854–1928)

Laboratoire Caducia (French, 20th Century)

Anonymous

U.S.. Department of Health & Human Services (American, 1953-)

Anonymous

National Institutes of Health (American, 1887-)

National Library of Medicine (American, 1836-)

Hans Rudi Erdt (German, 1883 – 1918)

Anonymous

Pieter van Looij II (Dutch, 19th/20th century)

Laboratoires du Frénasma (French, 20th Century)

A. Bazin (French, 20th Century)

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

Women's Graphics Collective (American, 20th century)

Wilhelm Schulz (German, 1865-1952)

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

Georges Meunier (French, 1869-1942)

Imp. Emile Lévy (French, 19th/20th century)

Ottavio Rodella Tavio (Italian, 1864-1910)

Eric Rohman (Swedish, 1891 - 1949)