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From the ground up (1900)

MacDonald, Alexander Forsyth, 1897-1965 · Port Credit, Ont. : Aviation Service Corporation · leaf 67

An illustration from From the ground up, 1900, leaf 67
Pig. 2. True Bearing (303°) angle is the TRUE BEARING or AZIMUTH of the point.The angle is measured clockwise from the Meridianthrough 360°. (Fig. 2). The direction of an aircraft head at any moment (i.e.,its heading). Is the angle between the longitudinal axisof the aircraft and a Meridian, or in… … Fig. J. Heading (2ii). Since the Meridians are imaginary lines, the anglebetween a Meridian and a particular Heading or Bear-ing caimot be measured directly. By the odd of a compass, however, the direction of the Meridian maybe determined, and the angle ascertained. The Earth is a magnet and like…

Airplanes

Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.

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