Turner, Frederick J. 1861-1932 The significance of the frontier in American history / Frederick J. Turner - Berlin : University Microfilms International, 1966 - vii, 227 p. ; 22 cm. - March of America facsimile series ; no. 100 . Subjects--Geographic Terms: United States--HistoryWest (U.S.)--History Dewey Class. No.: 917