Miller, Charles M · Peoria, Ill. : The Manual arts press · leaf 117
109 GLIDERS Bevel off the under side of the front edge of both planes. Fasten the planes to the spine with rubber string, rubber bands will do, this will allow easy adjustment back and forth on the spine. There are many experiments that can be tried with this model. Move the foreplanc back, try;… … FIG. 219. FIG. 218. of teeter boards. If too much pressure comes at one end, up it goes, if too much at the other, up that end goes, while the same thing applied to the teeter, that end goes down. It then seems clear at the start that we must have balance fore and aft, as well as right and left,…
Kites
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