Finch, James Kip, 1883- · New York : John Wiley & Sons, Inc. · leaf 60
Fig. 21 b.—Surveyors Compass Method. is simplythree methods Mh0> The following comparison illustrates the Mariner NNESEby S wsw NW Surveyor N M\° ES 83$° ES 67J° W N45° W Azimuth 146f°147±°315° DIRECTION 41 To obtain the direction of a point B from a point A on amap place a piece of tracing… … Fig. 21c.—Direction by Azimuth Method. QUESTIONS 1. Express the following directions by the three different methods (Mariners notation, Surveyors bearings and azimuth), N W by W, S 45°W, 270°. Refer to the Hunterstown Sheet in back cover pr cket. 2. State the general direction of Biglerville (B-8)…
Cartography · Military maps
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