Elements of military sketching and map reading (1917)
Barnes, John Bryson, 1876- · New York : D. Van Nostrand · leaf 30
Fig. 9. SOME SKETCHING INSTRUMENTS 21 order of the graduations on the face of a clock) is thebetter as it reduces chances of error in reading. At-tention is invited to the arrangements of the cardinalpoints on the dial of the box compass (Fig. 9). Notethat E is to the left of N. This reversion of E… … Fig. II. Fig. 12. has been purposely made to facilitate the reading.As for example, assume the first course of a road tobe magnetic north. In this case the position of thecompass needle when taking the bearing will be as inFig. II. The road later turns NW (Fig. i^). Atthis point sight In the new…
Military topography · Maps, Military
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