mouth of the V aboutf in. deep, allowing rein, thickness eitherside. The rectangular section of the spruce85 HOW AN AEROPLANE IS BUILTand ash required will be about 1|- in. by1 in., to allow for cleaning up about -in.full and shrinkage. The first thing to do will be to plane upa sufficient length… … Fig. 13. A PLANE ERECTING JIG.Having considered the manufacture ofall the parts required to construct thecentre plane, the next thing will be toerect it. A completed Centre Plane Sec-tion is shown in Fig. 14. As very con-siderable accuracy and squareness is re-quired, it will be necessary to do…
Airplanes
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