Elements of military sketching and map reading (1917)
Barnes, John Bryson, 1876- · New York : D. Van Nostrand · leaf 58
settled, draw a line parallel to, or inprolongation of it. ]\Iark the north end N. Thisline is the N and S line of the sketch and zvith refer-ence to this line all subsequent directions are de-termined. Keeping the needle parallel to the plotted north andsouth line, sight along the ruler in the… … Fig. 29. 50 ELEMENTS OF MILITARY SKETCHING the ruler while holding it firmly in place with theother hand. Measure the slope toward (2) andmeasure or estimate the slopes to the right and left.Plot the surrounding details at (i) including the con-tours. Step off with the right foot (if the distanceis…
Military topography · Maps, Military
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