
J. M. Hewlett (American, 19th/20th century)

Ludwig Hohlwein (German, 1874 – 1949)

Melchior Lechter (German, 1865 - 1937)

Anonymous

National Institutes of Health (American, 1887-)

Bradshaw Crandell (American, 1896-1966)

Anonymous

National Institutes of Health (American, 1887-)

John T Roe (English, 20th Century)

Abram Games (English, 1914-1996)

National Caries Program (American, 20th Century)

Carsten Raun (Danish, 1859-1914)

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

Anonymous

Anonymous

Laboratoire R. Gallier (French, 20th Century)

Albert Pierre-René Maignan (French, 1845-1908)

Lith. F. Appel (French, 19th/20th century)

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

Laboratoire Galbrun (French, 20th Century)

Anonymous

Anonymous