An Account of the Trigonometrical Survey, Carried on in the Years 1795, and 1796, by Order of the Marquis Cornwallis, Master General of the Ordnance By Colonel Edward Williams, Captain William Mudge, and Mr Isaac Dalby Communicated by the Duke of Richmond, F R S. . 64 7 44 4B 39 54*56y 12 21,5 Lansallos from f Maker Heights\ Carraton Hill 84631,468929,7 By the latter triangle we get the distance from Lansallos to Carraton Hill 68929,7 feet;Which being obtained from the least number of triangles, we shall make use of in the calcu-lations of the sides farther to the westward. The same conclusion
An Account of the Trigonometrical Survey, Carried on in the Years 1795, and 1796, by Order of the Marquis Cornwallis, Master General of the Ordnance By Colonel Edward Williams, Captain William Mudge, and Mr Isaac Dalby Communicated by the Duke of Richmond, F R S. . 64 7 44 4B 39 54*56y 12 21,5 Lansallos from f Maker Heights\ Carraton Hill 84631,468929,7 By the latter triangle we get the distance from Lansallos to Carraton Hill 68929,7 feet;Which being obtained from the least number of triangles, we shall make use of in the calcu-lations of the sides farther to the westward. The same conclusion, however, is nearly obtainedby making the computations pass through the triangles connected with Kit Hill and thestation on Bindown. Trigonometrical Survey, 459 No. oftriangles Distance from Butter ton to Maker Heights 75760,8 feet. r Names of stations. hvnu Kit Hill -Butterton[Maker Heights Observedangles. 48 36 46,7542 II 38,7589 II 34,5 180 OO Diff. Spheri-calexcess. — 0,26 — O,20-0,75 // 1,21 MMMhm«M Error. Angles correctedfor calculation. // n 48 16 46,7542 II 38,75 89 34>5 Distance*. Feet. — I>21 v*. TT-n £ f Butterton kit Hill from [ Maker Heights IOO96967822,3 LIX. BindownMaker HeightsKit Hill - I 75 9 H>551 29 22,5 53 21 ^3>75. 75 9 H>2551 29 22,25 53?« *3>5 J180 o 0,75 t,. , r f Maker Heights Bindown from | Et Hm « _ 56294,854902,7 LX. Carraton HillKit HillBindown 91 45 22,5 5° 45 3i 37 29 5>75 ? 179 59 59**5 0,42 -1,17 91 45 23 5° 45 3*37 29 6 Carraton Hill from { Kit HillBindown 3342742541,4 LXI. LansallosBindownCarraton Hill 32 36 43,25 119 9 36,2528 13 43,25 . 180 0 2,75 o>33 -{- 2>42 32 36 42,25 ll9 9 3$>2S28 13 42,5 Lansallos from Bindown - * i 37335*3 By the last triangle we get the distance from Lansallos to Carraton 62^31 feet. We shall*however, as before observed, use the distance between those stations as derived from theLVTJ. triangle. MDCCXCVIL SO 460 The Account of a 4mmm No. of triangles LXIX. Names of stations
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Keywords: ., bookcentury1700, bookdecade1790, booksubjectproceedingsoftheroya
