A complete treatise on practical land-surveying, in seven parts; (1839)
Nesbit, A[nthony], 1778-1859. [from old catalog] · London, Longman, Orme, Browne, Green, and Longmans; [etc., etc.] · leaf 263
\ : j : i : > 1 . * \ : , I : !■/ 1 : 11 ; i (1 >^h_ ; V By a scale of 2 chains to an inch, draw the line AB = 7chains. At A and B erect the perpendiculars A D and B C,each of which make =. 6 chains; and join D C. Divide thelines A B and D C, each into 7 equal parts; and the lines A Dand B C,… … XI X: ...;....)■1/ • ) E F Next, by a scale of 4 chains to an inch, draw tlie line EF^7 chains. At E and F erect the perpendiculars E H and F G,each of which make = 6 chains ; and join H G. Divide thelines E F and H G, each into 7 equal parts; and the lines E Hand F G each into 6 equal parts; join…
Surveying
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