
National Institutes of Health (American, 1887-)

Anonymous

Galic (American, 20th Century)

Alex McLaren (Canadian, 20th Century)

Burkhard Mangold (Swiss, 1873-1950)

Blanche McManus (American, 1869–1935)

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

Firmin Bouisset (French, 1859-1925)

Fritz Lange (German, 1877-1961)

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

Otto Mähly (Swiss, 1869 - 1953)

Laboratoire Lobica (French, 20th Century)

Laboratoires Bailly (French, 20th Century)

Pal (Jean de Paleologue) (Romanian, 1855 - 1942)

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

A. D. Ronchèse (French, 20th Century)

Anonymous

Edward Penfield (American, 1866 - 1925)

F. Heppenheimer & Co (American, 19th/20th Century)

Anonymous

Cândido de Faria (Brazilian, 1849-1911)