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 53
... taken at the time in the question , Whether the length of a degree increased in approaching the equator ? The direction of the meridian had subsequently been traced far northwards , and in 1811 it was determined to prolong the line into ...
... taken at the time in the question , Whether the length of a degree increased in approaching the equator ? The direction of the meridian had subsequently been traced far northwards , and in 1811 it was determined to prolong the line into ...
Page 56
... , and select those which , from their position and circumstances , should be pre- ferred for future encampments . That particular season of the year was usually taken for the purpose , because , 56 MEMOIR OF THOMAS DRUMMOND .
... , and select those which , from their position and circumstances , should be pre- ferred for future encampments . That particular season of the year was usually taken for the purpose , because , 56 MEMOIR OF THOMAS DRUMMOND .
Page 57
... taken in a few hours . " Wednesday , 21st July . - Captain Colby and Robe returned to camp , having explored all the country along the eastern side of the counties of Inverness , Ross , and Caithness , as well as the Mainland of Orkney ...
... taken in a few hours . " Wednesday , 21st July . - Captain Colby and Robe returned to camp , having explored all the country along the eastern side of the counties of Inverness , Ross , and Caithness , as well as the Mainland of Orkney ...
Page 61
... taken by the Sappers in the great triangulation , " The Romance of the Survey , " as the title of a book of adventure , would no more sound strange than " The Romance of War . " " The Station Hunters " may yet find a place among works ...
... taken by the Sappers in the great triangulation , " The Romance of the Survey , " as the title of a book of adventure , would no more sound strange than " The Romance of War . " " The Station Hunters " may yet find a place among works ...
Page 84
... taken , a great degree of accuracy was obtainable in measur- ing with simple rods or chains , through making the necessary corrections for variations of temperature as the process proceeded . The corrections that thus con- stantly fell ...
... taken , a great degree of accuracy was obtainable in measur- ing with simple rods or chains , through making the necessary corrections for variations of temperature as the process proceeded . The corrections that thus con- stantly fell ...
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 compensation considerable constables constabulary course crime 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 Althorp 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 question railways reflector regard Report respect result Ribandism Roden Committee says Secretary society Survey tanistry tenants Thomas Drummond tion Tipperary triangulation Trinity House whole Woolwich