Creation myths of primitive America in relation to the religious history and mental development of mankind Jeremiah Curtin 1907 · Buono 35 €
The structure and development of mosses and ferns (Archegoniatae) Campbell, Douglas Houghton 1911 · Discreto 25 €
The expedition of the Donner party and its tragic fate Eliza Poor Donner Houghton 1917 · Molto buono 50 €