A Key to the Solar Compass, and Surveyor's Companion: Comprising All the Rules Necessary for Use in the Field. Also, Description of the Linear Surveys, and Public Land System of the United States; Notes on the Barometer, Suggestions for an Outfit for a Survey of Four Months, EtcCarben Surveying Reprints, 1881 - 118 Seiten |
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A Key to the Solar Compass, and Surveyor's Companion William Austin Burt Eingeschränkte Leseprobe - 2024 |
A Key to the Solar Compass, and Surveyor's Companion William Austin Burt Eingeschränkte Leseprobe - 2024 |
Häufige Begriffe und Wortgruppen
adjustment Aneroid barometer Burt celestial object centre chains clamp compass sights convergency correction cosine course D. M. Chords declination arc degrees Diff diurnal diurnal motion earth east and west ecliptic English inches equator equatorial lines equatorial sights equidistant FIXED STARS fractional section half heavenly body horizon hour angle hour arc hour lines hourly difference index error instrument Lake Superior lakes latitude arc length lines run longitude magnetic compass magnetic needle measurement mercury meridian passage meridional refraction Nautical Almanac north and south number of links orbit pack parallax parallels of latitude polar axis pole star principal meridian public lands purpose quarter section corners radius reckoned revolving limb right angles right ascension river running lines screws section lines silver plate sine solar compass star's strap subdivisions subtracted sun's declination sun's image falls telescope Thermometer township lines true meridian upper plate variation vernier west boundaries zodiac