Finch, James Kip, 1883- · New York : John Wiley & Sons, Inc. · leaf 86
r Mills (A-7) without being seen. Describe route? Art. 16. Visibility of Areas Fig. 38 is identical with Fig. 13 except that a portion ofthe upper part of the map has been shaded. This shadedportion is ground that is not visible to an observer stationedat the point A, that is, it is dead ground. It… … FIG. 38. SHOWING AREA VISIBLE FROM POINT OF OBSERVATION AT A. VISIBILITY OF AREAS 67 relief. The result is of value in military work in planningattacks or troop movements, so as to take advantage of coverand in such work as locating observation stations, etc. Inartillery work it is desirable to…
Cartography · Military maps
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