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  • Thumbnail for Ordnance Survey
    The Ordnance Survey (OS) is the national mapping agency for Great Britain. The agency's name indicates its original military purpose (see ordnance and...
    84 KB (8,586 words) - 11:09, 12 July 2024
  • Thumbnail for Ordnance Survey National Grid
    in maps based on those surveys, whether published by the Ordnance Survey or by commercial map producers. Grid references are also commonly quoted in other...
    20 KB (2,197 words) - 13:36, 28 July 2024
  • Thumbnail for Ordnance datum
    An ordnance datum (OD) is a vertical datum used by an ordnance survey as the basis for deriving altitudes on maps. A spot height may be expressed as above...
    7 KB (777 words) - 03:21, 14 July 2024
  • the basis for deriving altitudes on maps Ordnance Survey, the national mapping agency for Great Britain Ordnance Corps (disambiguation) This disambiguation...
    723 bytes (106 words) - 01:45, 23 May 2023
  • Thumbnail for 1840–41 Royal Engineers maps of Palestine, Lebanon and Syria
    mislabeled as an Ordnance Survey map; in fact none of the officers worked for the Ordnance Survey, which was a separate organization. The Ordnance Survey of...
    13 KB (1,517 words) - 06:50, 25 March 2024
  • Thumbnail for OpenStreetMap
    itself is an online map, geodata search engine and editor. OpenStreetMap was created by Steve Coast in response to the Ordnance Survey, the United Kingdom's...
    67 KB (5,944 words) - 12:33, 2 August 2024
  • Thumbnail for Ashfield, Torquay
    schoolroom with its dark blue and gold embossed wallpaper.: p530  The Ordnance map to the right shows Ashfield surrounded by similar villa houses, each...
    11 KB (1,346 words) - 16:34, 21 November 2023
  • The Ordnance Survey Great Britain County Series maps were produced from the 1840s to the 1890s by the Ordnance Survey, with revisions published until the...
    48 KB (1,262 words) - 21:12, 7 December 2023
  • The OS MasterMap is the premier digital product of the Ordnance Survey. It was launched in November 2001. It is a database that records every fixed feature...
    7 KB (829 words) - 23:10, 2 July 2024
  • Thumbnail for Map
    Cadastral map Climatic map Geologic map Historical map Linguistic map Nautical map Physical map Political map Relief map Resource map Road map Star map Street...
    35 KB (4,296 words) - 16:10, 4 August 2024
  • Thumbnail for Topographic map
    the United Kingdom's Ordnance Survey). As such, elevation information was of vital importance. As they evolved, topographic map series became a national...
    20 KB (2,043 words) - 12:03, 1 July 2024
  • long-serving Director-General of the Ordnance Survey in Great Britain, was the first to suggest that the Ordnance Survey be used to map Ireland. A highly detailed...
    13 KB (1,455 words) - 19:56, 21 May 2024
  • Thumbnail for Aukside
    seen in early ordnance survey maps. Ordnance Survey: Landranger map sheet 91 Appleby-in-Westmorland (Brough & Kirkby Stephen) (Map). Ordnance Survey. 2014...
    1 KB (90 words) - 13:56, 6 April 2021
  • Thumbnail for Ordnance Survey of Jerusalem
    The Ordnance Survey of Jerusalem of 1864–65 was the first scientific mapping of Jerusalem, and the first Ordnance Survey to take place outside the United...
    12 KB (1,579 words) - 17:18, 17 February 2023
  • Thumbnail for Unexploded ordnance
    Unexploded ordnance (UXO, sometimes abbreviated as UO), unexploded bombs (UXBs), and explosive remnants of war (ERW or ERoW) are explosive weapons (bombs...
    123 KB (13,654 words) - 21:13, 3 August 2024
  • the west of the Airy meridian marked at Greenwich. When the first Ordnance Survey map was published in 1801, the official Prime Meridian of Great Britain...
    1,019 bytes (116 words) - 02:20, 11 February 2022
  • usually referred to as Roy's Map of Scotland. It was Roy's advocacy and leadership that led to the creation of the Ordnance Survey in 1791, the year after...
    39 KB (4,682 words) - 16:43, 11 December 2023
  • Thumbnail for Crimdon
    Hartlepool on the A1086 road. Ordnance Survey: Landranger map sheet 93 Middlesbrough (Darlington & Hartlepool) (Map). Ordnance Survey. 2010. ISBN 9780319228777...
    1 KB (51 words) - 14:25, 25 July 2023
  • Thumbnail for Leith Hill
    the 1:50000 ordnance map this is rounded to 294 m. Dorking, Reigate and Crawley area (Map) (10GSGS ed.). 1:50000. Landranger 187. Ordnance Survey. 1991...
    16 KB (1,658 words) - 09:34, 25 August 2023
  • Thumbnail for Projected coordinate system
    36174). The Ordnance Survey National Grid (United Kingdom) and other national grid systems use similar approaches. In Ordnance Survey maps, each Easting...
    21 KB (2,803 words) - 22:28, 19 June 2024
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