Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 285
he stick and exactly on a level.Now fasten the rudder at right angles to theplanes beneath the larger plane. If it dips, thefront plane is too far forward, while if it risestoo quickly the front plane must be brought back. 790 MODEL AEROPLANES OF 1911 [July, The paper gliders form an excellent… … A COYEKED-FRAME SLING-SHOT GLIDER. which will prove valuable later on. The possi-bilities of glider-building come as a surprise tothe layman in such matters. THE SLING-SHOT GLIDER A fascinating field of experiment is opened bycombining the sling-shot principle with the ordi-nary glider. The speed…
Children's literature
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