“…In general, desert industries, the Nagadian, and the Badarian at Hemamieh yield a macrolithic flake/blade technology characterized by retouched blades, notches, denticulates, endscrapers and some points (Barich & Hassan 1987;Caton-Thompson 1952, 174, 185-86;Holmes 1988;1989, 325-27;Klees 1989b, 228-29;McDonald 1982;1992;Simmons 8c Mandel 1986, 134;Wendorf & Schild 1980, 192-98;1984, 428). There are, however, indications that the data do not support Hassan's model.…”