
Hayes Bros. (American, 19th/20th Century)

Laboratoires Biosedra (French, 20th Century)

Emil Cardinaux (Swiss, 1877–1936)

Paul Scheurich (German, 1883-1945)

Laboratoire d'hygiène et thérapeutique appliquées (French, 20th Century)

Marcellin Auzolle (French, 1862–1942)

Jolijn van de Wouw (Dutch, 1942-2001)

Marcia Brown (American, 1918-2015)

Anonymous

Will Bradley (American, 1868 – 1962)

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

Victor Prouvé (French, 1858-1943)

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

Courier Litho. Co. (American, 19th/20th Century)

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

Anonymous

Laboratoire du Neurotensyl (French, 20th Century)

Henri-Gabriel Ibels (French, 1867 - 1936)

National Institutes of Health (American, 1887-)

Léon Spilliaert (Belgian, 1881-1946)

Anonymous

Imp. A. Broise (French, 19th/20th century)

Anonymous

Julius Klinger (Austrian, 1876 – 1942)