Military sketching and map reading; including panoramic sketching and aerial photography (1921)
Grieves, Loren Chester, 1878- · Washington : United States Infantry Association · leaf 65
raight line connecting B 62 INIiLiTARY Sketching and INIap Reading and C, then draw lines parallel to BC, as shown in thefigure. These lines will divide the line AB into 24 equaldivisions of 100 paces each. Use the same method in di-viding the extension scale to represent 20 paces each. The ruler… … Fig. 18.
Maps, Military · Military sketching
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