Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 31
FIG. 6. A GOOD SPECIMEN OF PLANE-BUILDING. are building a flexed plane first, insert a stick ofwood from end to end before placing your cross-ribs in position. The thickness of this temporarystick will of course determine the curve of yourplane. For a three-foot plane a height of halfan inch will… … AN AEROPLANE OF SIMPLE CONSTRUCTION THAT FLIES REMARKABLY WELL. ribs may also be raised by inserting small wedgesbetween them and the longitudinal ribs. Whenyour frame is complete, loosen it from the board,and you will find it regular and rigid. (See Fig.6.) Cover it with a very thin cloth pulled…
Children's literature
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