[74]Douglas S. Byers, “Bull Brook—A Fluted Point Site in Ipswich, Massachusetts,” American Antiquity, 19:343-351 (1954).
[75]Ralph S. Solecki, “Notes on Two Archaeological Discoveries in Northern Alaska, 1950,” American Antiquity, 17:55-56 (1951).
[76]Jim Hester, “Late Pleistocene Extinction and Radiocarbon Dating,” American Antiquity, 26:66 (1960).
[77]Richard G. Forbis, “Early Man and Fossil Bison,” Science, 123:327-328 (1956).
[78]Forbis, op. cit., 327.
[79]Ruth D. Simpson, “Finding the Scraper at Tule Springs, Masterkey, 30:110 (1956), and “An Older Date for Tule Springs,” Masterkey, 34:82 (1960).
[80]W. S. Broecker and J. L. Kulp, “Lamont Natural Radiocarbon Measurements IV,” Science, 126:1325-1326 (1957), and Robert F. Heizer, “Radiocarbon Dates from California of Archaeological Interest,” Reports, University of California Archaeological Survey, 44:5 (1958).
[81]George F. Carter, “Man, Time, and Change in the Far Southwest,” Supplement, Annals of the Association of American Geographers, 49:18 (1959).
[82]H. M. Wormington, Ancient Man in North America (1957), 223.
[83]Ruth D. Simpson, “Archeological Survey of the Eastern Calico Mountains,” Masterkey, 34:25-35 (1960).