Racial characters in human dentition. Part I, Racial distribution of the Dryopithecus pattern and its modifications in the lower molar teeth of man /

Autor Hellman, Milo, 1872-1947
Vydáno 1928

The dentition of Dryopithecus and the origin of man /

Autor Gregory, William K. 1876-1970, Hellman, Milo, 1872-1947
Vydáno 1926