000			00311nam a2200121Ia 4500
100			_aClark, Arthur C.
020			_a0-446-32107-9
942			_cBK
245			_aProfiles of the Future : an inquiry into the limits of the possible
260			_aWarner, New york _c1962
082			_a303.4 Cla
300			_axiv; 282
999			_c18471 _d18471