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One series of historic maps, published by Cassini, is a reprint of the Ordnance Survey first series from the mid-19th century but using the OS Landranger projection at 1:50,000 and given 1 km gridlines. This means that features from over 150 years ago fit almost exactly over their modern equivalents and modern grid references can be given to ...
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.
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.
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
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 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.
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 Gough Map or Bodleian Map [1] is a Late Medieval map of the island of Great Britain. Its precise dates of production and authorship are unknown. It is named after Richard Gough, who bequeathed the map to the Bodleian Library in Oxford 1809. He acquired the map from the estate of the antiquarian Thomas "Honest Tom" Martin in 1774. [2]