Geodaesia : or, The art of surveying and measuring land made easy (1768)
Love, John, fl. 1688, Clark, Samuel · London : Printed for J. Rivington · leaf 48
A B, defcribe the arch a a; with the fameextent in any part of the given line fet one foot, anddefcribe another arch as at D; then through theaffigned point C, draw a right line C D, juft to touchthe convexity of the laft defcribed arch, and it willbe parallel to A B, as was required. P R O B.… … Geometrical Problems. 25 Take with your compares- the length of either of the three in this i — ___ example: let it bethat No. i. viz. 3thelongeft,andlayit down as hereun-der from A to B;then taking withyour compafTes thelength of the line2, fet one foot in B, and make the arch C j alfo taking the…
Surveying
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