Show device shows efrain incurred by flyers I 1 instruments li leavo been devised devise d for measuring nn fill airplanes airplane 8 speed altitude and direction now comes it gauge for tile aviator himself called tile accelerometer nn an intricate little apparatus which shows how ills body reacts to the crafts bounces sudden turns and dips it Is the invention of kleut bailles 11 II doolittle of the engineering gi division of tile the army air service according to popular mechanics magazine aang alne and it Is placed under the pilots seat ecat stresses and strains on ills his body are outlined on 11 small strip of film lieutenant doolittle has hag found that a flyer can stand instantaneous movements of the plane without ill effects but buit comparatively slower lips dips and dives of continued several seconds sometimes cause him to lose his faculties in rounding round ang a pylon tit at high speed tor for instance the blood Is driven to tho the feet A pilot in the pink of condition can stand this but about 12 seconds Is the limit |