nasa contractor report study of aircraft in short haul transportation systems prepared by the boeing company renton wash a 1 for ames research center ii i r national aeronautics and space administration l washington b 4 0 january 1968 g ff ifi tech library kafb nm 00611210 cr 986 transpcrtation distribution this is provided interest information exchange responsibility contents resides author or organization that it under contract no nas z 3862 sole clearinghouse federal scientific technical springfield virginia 22151 cfsti price 3 00 2 5 6 page introduction objectives constraints guidelines conclusions discussion 7 9 recommendations 11 areas further technology 12 market vehicle economics 13 summary results 15 advanced