Military sketching and map reading for non-commissioned officers (1915)
Grieves, Loren C. (Loren Chester), b. 1878 · Washington : United States infantry association · leaf 72
y means of the nail and hole just described and youwill have a drawing-board and tripod complete, by means of which the board canbe quickly oriented and leveled, also the board is easily detached from the tripodwhen it becomes necessary to read angles of slope. Attachments for Reading Angles of… … Fig. A 70 MILITARY SKETCHING AND MAP READING
Maps, Military · Military topography
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