Memoir of Thomas Drummond, R.E.,F.R.A.S., Under Secretary to the Lord Lieutenant of Ireland, 1835-1840 |
From inside the book
Results 6-10 of 53
Page 47
... operations in geodesy , and to glance at the history of the Ordnance Survey of Great Britain , and the methods which , up to his time , had been employed in it . Geodesy , as a practical art , falls into two main divi- sions , in each ...
... operations in geodesy , and to glance at the history of the Ordnance Survey of Great Britain , and the methods which , up to his time , had been employed in it . Geodesy , as a practical art , falls into two main divi- sions , in each ...
Page 48
... operations , those of the triangulation , commence . Some object is fixed upon , which is considerably farther from either end of the base than the length of the base - line . Theodolites , with , delicately graduated circles , capable ...
... operations , those of the triangulation , commence . Some object is fixed upon , which is considerably farther from either end of the base than the length of the base - line . Theodolites , with , delicately graduated circles , capable ...
Page 50
... operations , that the chief requisite in measuring base- lines is such a measure , bar , rod , or chain as shall ... operations . A sufficiently distinct notion has now , it is hoped , been conveyed of the sort of operations in which the ...
... operations , that the chief requisite in measuring base- lines is such a measure , bar , rod , or chain as shall ... operations . A sufficiently distinct notion has now , it is hoped , been conveyed of the sort of operations in which the ...
Page 51
... operations on a grander scale and for higher purposes were resolved upon , military officers were naturally called upon to superintend them . A project for a general survey of the country was formed in 1763 , but fell aside , to be ...
... operations on a grander scale and for higher purposes were resolved upon , military officers were naturally called upon to superintend them . A project for a general survey of the country was formed in 1763 , but fell aside , to be ...
Page 53
... operations were being carried on , others of a more purely scientific nature were conducted by the officers superintending the survey . The direction of the meridian had been determined at Dunnose and Beachy Head as early as 1794 , and ...
... operations were being carried on , others of a more purely scientific nature were conducted by the officers superintending the survey . The direction of the meridian had been determined at Dunnose and Beachy Head as early as 1794 , and ...
Other editions - View all
Memoir of Thomas Drummond, R. E. , F. R. A. S. , Under Secretary to the Lord ... John Ferguson McLennan No preview available - 2020 |
Memoir of Thomas Drummond, R. E., F. R. A.S., Under Secretary to the Lord ... John F. M'lennan No preview available - 2016 |
Common terms and phrases
Administration apparatus appears appointed Argand Argand burner Argand lamp bars became Bill boroughs Captain Catholics chief Colby Colonel Commissioners common considerable constables constabulary course Crown direction districts Drum Drummond light Dublin duties Edinburgh effect engaged England English Excellency experiments favour force Government heliostat honour House improvement inquiry interest Ireland Irish juries jurors justice labour land landlord Larcom letter light lighthouse lines Lord John Russell Lord Lieutenant Lord Melbourne Lord Morpeth Lord Normanby Lough Foyle magistrates Maziere Brady measure ment mond Morpeth mother object observation occasion officers organisation outrages Parliament party passed persons police political population present principle proceedings proposed question railways reflector Reform regard Report respect result Ribandism Roden Committee says Secretary Sir John society success Survey tanistry tenant Thomas Drummond tion Tipperary triangulation Trinity House Whigs whole Woolwich