Geographical Surveying, Its Uses, Methods and Results

25 cents accuracy alti altitude aneroid angles astronomical station azimuth BAROMETRIC FORMULAS base base-line Brazil BRIDGES camp centimetre cistern barometer cloth Commission computations contour contour lines corps delineation determination direct distance edition elevation Empire of Brazil engineer equator especially favorable field formula geodetic geographical survey geological geologist George W gineer graphical surveys height horary hypsometry Illustrated important instru instrument land latitude and longitude length less liable lithographed plates meander station meander survey means measurement ment meridian meteorological meteorologist meters metres mountain stations nomical NOSTRAND'S PUBLICATIONS numerous observations odometer Paper covers peaks plot position prac PRACTICAL TREATISE Prof railway reference station reliable Rio de Janeiro River roads route scientific season sketches square kilometres streams surveyor theodolite three-point station tical tion topographical station triangulation stations tude U. S. Navy valley vicinity wood-cuts