
Anonymous

Adolfo Hohenstein (German, 1854–1928)

Laboratoires du Mictasol (French, 20th Century)

Imp. B. Sirven (French, 19th/20th century)

Julius Klinger (Austrian, 1876 – 1942)

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

Anonymous

Anonymous

Imp. B. Sirven (French, 19th/20th century)

Anton Seder (Austrian, 1850-1916)

Anonymous

Arnold van Roessel (Dutch, 1883-1947)

National Institutes of Health (American, 1887-)

Laboratoires Deglaude (French, 20th Century)

Hans Rudi Erdt (German, 1883 – 1918)

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

Walther Koch (German, 1875–1915)

Anonymous

Anonymous