Morton, Samuel George, 1799-1851. : Types of mankind: or, Ethnological researches : based upon the ancient monuments, paintings, sculptures, and crania of races, and upon their natural, geographical, philological, and Biblical history / illustrated by selections from the inedited papers of Samuel George Morton ... and by additional contributions from Prof. L. Agassiz, LL.D.; W. Usher, M.D.; and Prof. H.S. Patterson, M.D.; by J.C. Nott, M.D.; and Geo. R. Gliddon ... .