Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 640
anes. It is a problem which longer flight. Ahvays turn the propellers in op-each young aeronaut must work out for himself, posite directions. In flying they must spin aroundThe question of rudders or guiding planes is either toward each other or away from each IS>i°-] A NEW SPORT FOR BOYS 1107… … FIG. 7. AN EXCELLENT FRAME,CAPABLE OFLONG FLIGHTS. the propeller, the best plan for models is to de-sign your propellers as nearly as possible afterthose shown in the photographs and test themout and modify them according to their behavior.As a general rule for a plane three feet across,make a…
Children's literature
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