Show ENGINES FOR AEROPLANES Nothing could show more clearly tim the confidence felt by b practical men that th e Is IB to ho he much use of aeroplanes or at least much experimenting with them says sars Literary Digest than the tho attention now being given by designS design ers and builders of ot motors to the tho de development development of or engines en suitable for driving I ing these machines through the he air It used to be though that progress could be made mallo only onh by b decreasing tho the I weight of or the motor motor per horsepower I Recent tests have hao caused a n change chango of or opinion here we Wo are Informed by W WF Yo I IF F Bradley and II IL W Perry Perl In the En Engineering 1 Magazine Says these writ writers writers writers ers Principally as the tho result of the suc sue successful successful work of Wilbur Wright In France Frn cc Europe en engines engines gines have begun to doubt the wisdom I of their special researches in tho the direction tion Uon of great leat power with light weight I Formerly it was generally believed that weight was ono one of the greatest obstacles to flight and that the lighter the tho engine the tho better belter When flights of oC a few rew yard rard were wore looked upon as marvels there was doubtless some son ground for this belief but now that halt half a dozen men on various typos r machines have havo flown for more than thana a mile and anti the most expert of oC them have hao remained aloft alot for more than an hour the tho need for featherweight mo motors mors motoi tors toi rs Is no longer felt I Wilbur Wright Irrig undoubtedly the most successful of all used m In his flights nights in France Franco last fall falla a gasoline motor of oC greater weight find and an lower power than the engines of or any of oC his foreign rivals thus proving con can elusIvely that It is not necessary to toI I possess a special engine In order to fly Although Allbough the Wright power plan can cannot cannot cannot not bo be classed as ilS an automobile en engine engino I gine gino it is 15 the least removed from froni mo motor motor motor tor car standards of or any aeronautical motor In existence I |