A system of geometry and trigonometry, together with a treatise on surveying ... Likewise, rectangular surveying ... To the whole are added, several mathematical tables, necessary for solving questions in trigonometry and surveying .. (1825)
Flint, Abel, 1765-1825 · Hartford, O. D. Cooke & co. · leaf 50
rds, may just touch the Diagonal at a,and netther go the least above or below it; that distance in the Dividersbeing measured on the Scale will give the length ef the Perpendicular. CASE ITI. To suri^ey a Field ivhich has more than four Sides, by the Chainonly. Measure the several Sides, and from… … 30 6P ABBCCDDEEFFA Ch. L. 30.60 20.40 22.40 AC 16.20 AC 13.50 AE 28. Diagonals. Ch. L.45.35.24.20 To protract this Field,Draw the side AB, making it the given length 30.60; withthe Diagonal AC 45 and the Side BC 20.40, describe crossArches as at C, fiom the Points A and B as Centres, and thePoint…
Surveying
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![An illustration from Nicolai Copernici Torinensis De reuolutionibus orbium coelestium, libri VI : Habes in hoc opere iam recens nato, & aedito, studiose lector, motus stellarum, tam fixarum, quàm erraticarum, cum ex ueteribus, tum etiam ex recentibus obseruationibus restitutos: & nouis insuper ac admirabilibus hypothesibus ornatos. Habes etiam tabulas expeditissimas, ex quibus eosdem ad quoduis tempus quàm facillime caculare poteris. Igitur eme, lege, fruere. [Line in Greek] (1543)](https://img.insideoutlibrary.com/img/200/ia-nicolaicopernici00cope-375-258.webp)
