Review of reviews and world's work . of the Smithsonian be found in the fact that at the hio;her speedsInstitution. Langley had already made both the planes passed so rapidly on to new anda theoretical and a practical investigation of undisturbed bodies of air, and stayed overthe laws of aeroplane flight, in which he used one body for so brief an instant, that thea whirling table, which he designed for planes had no time to completely overcometesting the resistance and supporting power the inertia of the air and force it downward,of planes. His experimental work, though He explained the phenom
Review of reviews and world's work . of the Smithsonian be found in the fact that at the hio;her speedsInstitution. Langley had already made both the planes passed so rapidly on to new anda theoretical and a practical investigation of undisturbed bodies of air, and stayed overthe laws of aeroplane flight, in which he used one body for so brief an instant, that thea whirling table, which he designed for planes had no time to completely overcometesting the resistance and supporting power the inertia of the air and force it downward,of planes. His experimental work, though He explained the phenomenon by likeningdone on a smaller scale than Maxims, was the high-speed plane to a skater moving swift-of a more detailed and philosophic character, ly over thin ice, who was never long enoughIt resulted in the formulation of certain on any one portion of the ice to bend it to Laws of Flight, which were embodied the breaking point. Having formulated thein his great work, Experiments in Aero- laws of aeroplane flight Langley designed. («. Main aiM-oplane ; h. forward horizontal iniiMoi-; c, after horizontal i-iuldir ; r, boiler ; /, ongines : »/.proppllera ; /. A-. wheels for running: on starting track i, i; wi, \, wheels to prevent machine rising abovetrack h, h. This machine had 40(K) sqtiaro feet of surface and weiirhed four tons.) SIDE VIEW OF HIRAM MAXIMS AEROPLANE OF 1892. 554 THE AMERICAN RE^IEIV OF REVIEWS. a man-carrjing aeroplane, and built a model,one-quarter size, which he called the aero-drome (air-runner). This machine, whichwas driven by a i-horse-power steam engineand weighed 27 pounds, made, in 1896, threesuccessful flights, each of less than a mile inlength, over the Potomac River, near Wash-ington. The aerodrome alighted on aneven keel unharmed. Encouraged by thissuccess, Langley secured from Congress an ~-« ~^^ ^^
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Keywords: ., bookcentury1800, bookdecade1890, bookidreviewofrevi, bookyear1890
