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 46
Page 48
... considerably farther from either end of the base than the length of the base - line . Theodolites , with delicately graduated circles , capable of measuring angles to an extreme nicety , are then placed centrally over the dots which ...
... considerably farther from either end of the base than the length of the base - line . Theodolites , with delicately graduated circles , capable of measuring angles to an extreme nicety , are then placed centrally over the dots which ...
Page 73
... considerable effect . Fresnel's superb lamp was next disclosed , at whose superior effect the other seemed to dwindle , and showed in a manner quite subordinate . But when the gas began to play , the lime being now brought to its full ...
... considerable effect . Fresnel's superb lamp was next disclosed , at whose superior effect the other seemed to dwindle , and showed in a manner quite subordinate . But when the gas began to play , the lime being now brought to its full ...
Page 93
... considerable , freezing mixtures being employed in the cooling processes , and charcoal fires in the heating . Captain Yolland says , that when these experiments were made , but little was known on the subject . In his Account ...
... considerable , freezing mixtures being employed in the cooling processes , and charcoal fires in the heating . Captain Yolland says , that when these experiments were made , but little was known on the subject . In his Account ...
Page 109
... considerable trouble . In passing over these , we of course resorted to every precaution we could devise to ensure accuracy ; all the intersections were made at once , and several times repeated ; and weights were placed so as to ...
... considerable trouble . In passing over these , we of course resorted to every precaution we could devise to ensure accuracy ; all the intersections were made at once , and several times repeated ; and weights were placed so as to ...
Page 125
... considerable reduction in the cost would be effected . " " This is a new source of artificial light , differing from every other at present in use , and the materials by which it is pro- duced are among the most abundant products of ...
... considerable reduction in the cost would be effected . " " This is a new source of artificial light , differing from every other at present in use , and the materials by which it is pro- duced are among the most abundant products of ...
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
apparatus appears appointed Argand Argand burner Argand lamp assizes became Bill boroughs Captain Catholics chief Colonel Colby compensated points constabulary course crime Crown directed 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 King labour land landlords Larcom letter light lighthouse Lord John Russell Lord Lieutenant Lord Melbourne Lord Morpeth Lord Normanby Lough Foyle magistrates Maziere Brady measuring bars ment mond Morpeth mother object observation occasion officers Orangemen Ordnance Survey organisation outrages Parliament party passed persons police political population present principle proceedings Protestant question railways reflector Reform regard respect result Ribandism Roden Committee says Secretary Sir John society Survey tanistry tenants Thomas Drummond tion Tipperary triangulation Trinity House whole Woolwich Woulfe