1. Crania Americana, or, A comparative view of the skulls of various aboriginal nations of North and South America: to which is prefixed an essay on the varieties of the human species ; illustrated by seventy-eight plates and a colored map Author(s): Morton, Samuel George, 1799-1851 Publication: Philadelphia : J. Dobson, 1839 Subject(s): CraniologyAmerican Native Continental Ancestry Group -- ethnologyAmericas