
National Institutes of Health (American, 1887-)

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

Anonymous

Theo Nieuwenhuis (Dutch, 1866-1951)

Hans Rudi Erdt (German, 1883 – 1918)

Whitear (English, 20th Century)

Cleo Sara (American, 20th Century)

Anonymous

Théophile Alexandre Steinlen (Swiss, 1859-1923)

Gudmund Stenersen (Norwegian, 1863 – 1934)

Louis Tauzin (French, 1845–1914)

Laboratoires de la Carnine Lefrancq (French, 20th Century)

Laboratoires Chatelut (French, 20th Century)

Laboratoire d'actino-biologie (French, 20th Century)

Erik Hans Krause (American, 1899-1990)

Alcide Théophile Robaudi (French, 1850-1928)

National Institutes of Health (American, 1887-)

Hans Rudi Erdt (German, 1883 – 1918)

Anonymous

Leonetto Cappiello (Italian, 1875-1942)

Karl Wiener (Austrian, 1901-1949)

Jules-Alexandre Grün (French, 1868-1934)