
Théophile Alexandre Steinlen (Swiss, 1859-1923)

National Caries Program (American, 20th Century)

Alexandre Lunois (French, 1863-1916)

Anonymous

Anonymous

Edward Penfield (American, 1866 - 1925)

A.W.B. Lincoln (American, 19th/20th Century)

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

Frederic Hugo d’Alési (French, 1849-1906)

Jules-Alexandre Grün (French, 1868-1934)

Laboratoires Brisson (French, 20th Century)

Karl Wagner (German, 1839 - 1923)

Aleardo Villa (Italian, 1865-1906)

Bureau of the Census (American, 1902 - )

Paul Kammüller (German, 1885-1946)

Burkhard Mangold (Swiss, 1873-1950)

Henri Thiriet (French, 1873-1946)

Franz Griessler (Austrian, 1897 - 1974)