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Caption: Booklet - One Hundred Million (Impact of UI) (1931)
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boiler I Is and tl h influen f on th || w\ n burnt i in the fui i typi ,m i h has gh n noteworth) i I < I The ils used wt als from two North< n lllinoi n II) used : M iming purjx < and I fi m S Hill - mil but I m a diffi nt vein n n th< 1 u ill mil i tl s disti ict. The i - indi c that, when properl) handled, th< I know : v < favorably with better known varieties, and t it mines in th dis icts ma) 1 used ivailabh in f I for ing purposes. The Future of the Gasoline Motor The tendency in mmen tl isoline engine design is toward! \ high< mpression, making possible the use of smaller With the present day fuels the impression is limited by the I tl I tl higher compressions cause detonation resulting in permav in tl engine. From an investigation now in progress it is hoj I t letermine: < 1 tin fundamental laws of llame propagation r p n it-day mol r fuel> -> methods of predicting and controlling uch pro] 'U which in be used in the design of engines, and I meth s : eliminating detonation and making possible the use " of smaller and more efficient engines. Industry Demands Better Gears With the l pid d e v e l o p m e n t s in m o d e r n machinery have come \ in i: t The ( mds • i the industry for quiet, efficient, and durable geard e m a n d - of USerS of gears have resulted in a high factors which enter into the refinement in manufacture, but no thorough investigation t been i ide of those important ttion f gears namely, efficiency, quietness, strength 1 di lity. This situation is due in a very large measure to th< tii jui ind tht i pense involved in such an investigation, 'Ih. id- >btained to date at the University of Illinois are based ;, ti ,,i • tended ei i of tests yet undertaken on efficiency I durabilit spin geai These results will also serve as a basis • further inv< l ition which is nee ai\ in order to obtain quan tative < erimental data foi « tablishing reliable formulas correlating mi qualiti( ol u I ;th to their sue, shape, and composition u .nous - itditiom oi load, speed and lubrication, \ great man) problems oi tin : itun an awaiting riution and n earch work in [23]
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