Memoir of Thomas Drummond, R.E.,F.R.A.S., Under Secretary to the Lord Lieutenant of Ireland, 1835-1840 |
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Page 47
... 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 of which there are peculiar difficulties to be surmounted : the first ...
... 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 of which there are peculiar difficulties to be surmounted : the first ...
Page 49
... survey may go on , throwing out new triangles on all sides , of larger and larger dimensions , till the whole surface of a kingdom or a continent becomes covered with a net- work of them , all whose angular points are precisely ...
... survey may go on , throwing out new triangles on all sides , of larger and larger dimensions , till the whole surface of a kingdom or a continent becomes covered with a net- work of them , all whose angular points are precisely ...
Page 50
... survey to any degree of minuteness may be required . that It will have been seen , in regard to the first set of operations , that the chief requisite in measuring base- lines is such a measure , bar , rod , or chain as shall have ...
... survey to any degree of minuteness may be required . that It will have been seen , in regard to the first set of operations , that the chief requisite in measuring base- lines is such a measure , bar , rod , or chain as shall have ...
Page 51
... survey 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 ...
... survey 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 ...
Page 52
... survey of Great Britain , which from the first had been con- templated , being now resolved upon , the triangulation which had so far been made for purely scientific pur- poses , formed the basis of the survey of Kent and Middlesex ...
... survey of Great Britain , which from the first had been con- templated , being now resolved upon , the triangulation which had so far been made for purely scientific pur- poses , formed the basis of the survey of Kent and Middlesex ...
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