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 51
... English should carry a similar series from Greenwich to Dover , when the two might be connected by observations from both sides of the channel . The scheme was approved of by George III . , and the English Survey begun by the mea ...
... English should carry a similar series from Greenwich to Dover , when the two might be connected by observations from both sides of the channel . The scheme was approved of by George III . , and the English Survey begun by the mea ...
Page 53
... English to begin the work , were urging them on in its prosecution at once by precept and example . A meridian had been traced through France , and extended by Biot and Arago to the southernmost of the Balearic Isles . This arc it was ...
... English to begin the work , were urging them on in its prosecution at once by precept and example . A meridian had been traced through France , and extended by Biot and Arago to the southernmost of the Balearic Isles . This arc it was ...
Page 54
... English arcs together would stretch over upwards of 20 ° . These were great conceptions , and the operations for their realisation increased in difficulty the farther northwards they were extended . They not only required great skill in ...
... English arcs together would stretch over upwards of 20 ° . These were great conceptions , and the operations for their realisation increased in difficulty the farther northwards they were extended . They not only required great skill in ...
Page 67
... English coast ; at Cape Blancez and Montlambert , on the French coast ; the greatest distance at which it was observed being 48 miles , and its appearance , I have understood from Colonel Colby , E 2 THE DRUMMOND LIGHT . 67.
... English coast ; at Cape Blancez and Montlambert , on the French coast ; the greatest distance at which it was observed being 48 miles , and its appearance , I have understood from Colonel Colby , E 2 THE DRUMMOND LIGHT . 67.
Page 74
... English Surveys . While they were on this duty , Drummond , with his heliostat , light apparatus , and a complete observatory of meteorological and other philo- sophical instruments , was encamped on Divis preparing the station for the ...
... English Surveys . While they were on this duty , Drummond , with his heliostat , light apparatus , and a complete observatory of meteorological and other philo- sophical instruments , was encamped on Divis preparing the station for the ...
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