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After 1854, the six-inch maps and their revisions were based on the twenty-five inch maps. The six-inch sheets covered an area of six by four miles on the ground; the twenty-five inch sheets an area of one by one and a half. One square inch on the twenty-five inch maps was roughly equal to an acre on the ground.
The Land Cover Map of Great Britain (1990) was the first comprehensive survey since the Second Land Use Survey. This used satellite imagery, with ground survey used for checking. [9] The end product is a digital dataset rather than paper mapping, providing classification of land cover types into 25 classes, at a 25m (or greater) resolution.
The original draftsman's drawings for the area around St Columb Major in Cornwall, made in 1810. Detail from 1901 Ordnance Survey map of the Imperial fortress colony of Bermuda (showing St. George's Town and St. George's Garrison), compiled from surveys carried out between 1897 and 1899 by Lieutenant Arthur Johnson Savage, Royal Engineers.
PDF file including history and map of the Irish part and its links to Britain; Information and Maps on many aspects of Triangulation (& Levelling) in Great Britain "History Section - Corps History". Royal Engineers Museum. Archived from the original on 2006-08-29 – via Archive.org. "Major General William ROY (1726-1790)". Royal Engineers Museum.
Woodcock and Strachan, Geological History of Britain and Ireland, 2nd Ed. 2012, ISBN 978-1-4051-9382-5; et al; For previous local exploration: John Farey : General view of the agriculture and minerals of Derbyshire, 1811; For the local topography. UK Ordnance Survey 6-inch map : 1938; For the local geomorphology
Map Men is an edutainment mini-series [2] [3] currently in its fourth series, which is created, written, and presented by Jay Foreman and Mark Cooper-Jones. [ 2 ] [ 3 ] [ 4 ] A mix of comedy and geography , [ 4 ] its videos regularly attract 1-5 million views on YouTube .
Google Map interface; 1885 Environs of Dublin By Edward Weller F.R.G.S. Google Map interface; 1888 German map of Dublin: 1893 Insurance Plan of the City of Dublin Charles E. Goad: 1895 Bacon's Large Scale Plan of Dublin for Cyclists and Tourists Published by G.W. Bacon and Co., London Size 82 cm x 70 cm. Scale 6" : 1 mile.
Despite the exclusion of Irish surveyors, this mapping scheme provided numerous opportunities for employment to Irish people, who worked as skilled or semi-skilled fieldwork labourers, and as clerks in the subsidiary Memoir project that was designed to illustrate and complement the maps by providing data on the social and productive worth of ...