MacDonald, Alexander Forsyth, 1897-1965 · Port Credit, Ont. : Aviation Service Corporation · leaf 76
rom A draw A-B, 332°, to represent the TrueCourse or Track (Fig. 18). 2. From A draw A-C, 100° (i.e. downwind) 25 milesto scale, to represent the Wind and Windspeed. 3. With C as centre and radius 85 miles to scale(the airspeed) describe an arc cutting A-B at D. JoinC-D. Then in the triangle A-C-D,…
Airplanes
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