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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.
The Ordnance Survey began producing six inch to the mile (1:10,560) maps of Great Britain in the 1840s, modelled on its first large-scale maps of Ireland from the mid-1830s. This was partly in response to the Tithe Commutation Act 1836 which led to calls for a large-scale survey of England and Wales.
Concurrently with the retriangulation programme, a procedure was put in place for overhauling and updating 1:2500 Ordnance Survey maps in dense urban areas. The programme, known as overhaul , was commenced with early experiments on methods undertaken in the Cotswolds , and the work done to realise the adjustments made to the 1:2500 maps became ...
The first Ramsden theodolite as used by Roy. (Destroyed by bomb damage in 1941.) In the aftermath of the Jacobite rising of 1745 it was recognised that there was a need for an accurate map of the Scottish Highlands and the necessary survey was initiated in 1747 by Lieutenant-Colonel David Watson, a Deputy Quartermaster-General of the Board of Ordnance.
The Ordnance Survey Drawings are a series of 351 of the original preliminary drawings made by the surveyors of the Ordnance Survey between the 1780s and 1840 in preparation for the publication of the one-inch-to-the-mile "Old Series" of maps of England and Wales.
The Ordnance Survey International or Ordnance Survey Overseas Directorate its predecessors built an archive of air photography, map and survey records for the United Kingdom from 1946 to 1999. The Ordnance Survey International Collection (formerly the Ordnance Survey International Library) held mapping records that were acquired outside the UK.
Media in category "Old Ordnance Survey map images" The following 3 files are in this category, out of 3 total. 06-english map of 1915-detail- nla.obj-234275744.jpg 1,459 × 1,641; 669 KB
By 1823, Gardner had three roles: "Ordnance Survey computer, sole agent for the sale of its maps, and map-seller and/or cartographer of non-competing maps". [1] [4] His first and most ambitious map was that of the western and eastern hemisphere in 1825, each 48 inches (120 cm) in diameter.
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