A Treatise on Military Surveying, Theoretical and Practical: Including a Description of Surveying InstrumentsD. Van Nostrand, 1864 - 193 páginas |
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A Treatise on Military Surveying, Theoretical and Practical George Henry Mendell Sin vista previa disponible - 2019 |
Términos y frases comunes
accuracy adjustment altitude Army Artillery axis azimuth base bubble Capt Cavalry centre clamp cloth compass construct contour lines correction cosine cotang determined difference of level direction division draw elevations Engineer equal error feet fixed gives graduated ground hachures height hence horizontal curves horizontal projection illustrated inches inclination index arm Infantry instruction instrument intersection KENNER GARRARD length line of collimation magnetic bearing measured angles meridian method middle military necessary needle object observed obtained octavo officer parallel perpendicular plane of reference plane table plotted position primary points principal points protractor reconnoissance reference represent road scale secondary points sextant side sine sketch slope staff station survey Tactics tance tang tangent screw telescope theodolite tion treatise triangles tube turn U. S. Army United States Army valuable vane vernier plate vertical village War Department zenith distance zero