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  2. Ordnance Survey - Wikipedia

    en.wikipedia.org/wiki/Ordnance_Survey

    The map shows all footpaths and the format is similar to the Explorer maps, but with less detail. OS Landranger Active (1:50,000) Select OS Landranger maps available in a plastic-laminated waterproof version, similar to the OS Explorer Active range. As of October 2009, 25 of the 204 Landranger maps were available as OS Landranger Active maps.

  3. Ordnance Survey National Grid - Wikipedia

    en.wikipedia.org/wiki/Ordnance_Survey_National_Grid

    100km squares Grid square TF. The map shows The Wash and the North Sea, as well as places within the counties of Lincolnshire, Cambridgeshire and Norfolk.. The first letter of the British National Grid is derived from a larger set of 25 squares of size 500 km by 500 km, labelled A to Z, omitting one letter (I) (refer diagram below), previously used as a military grid. [4]

  4. OS MasterMap - Wikipedia

    en.wikipedia.org/wiki/OS_MasterMap

    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 of Great Britain larger than a few meters in one continuous digital map. Every feature is given a unique TOID (TOpographical IDentifier), a simple identifier that includes no semantic ...

  5. Ordnance Survey Great Britain County Series - Wikipedia

    en.wikipedia.org/wiki/Ordnance_Survey_Great...

    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 1940s. The series mapped the counties of Great Britain at both a six inch and twenty-five inch scale with accompanying acreage and land use information.

  6. BBC Bitesize - Wikipedia

    en.wikipedia.org/wiki/BBC_Bitesize

    GCSE Bitesize was launched in January 1998, covering seven subjects. For each subject, a one- or two-hour long TV programme would be broadcast overnight in the BBC Learning Zone block, and supporting material was available in books and on the BBC website. At the time, only around 9% of UK households had access to the internet at home.

  7. Module:Ordnance Survey coordinates - Wikipedia

    en.wikipedia.org/wiki/Module:Ordnance_Survey...

    This work is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License Version 2 as published by the Free Software Foundation.

  8. Template : England Ceremonial Counties Labelled Map

    en.wikipedia.org/wiki/Template:England...

    none: makes the map sit on its own line of the page; left: puts the map to the left of the page text; right: puts the map to the right of the page text; ns= Namespace for the links, if not the default (article namespace). E.g. :Category: Must begin and end with a colon. prefix= Text to precede every county name when forming links. E.g. List of ...

  9. Principal Triangulation of Great Britain - Wikipedia

    en.wikipedia.org/wiki/Principal_Triangulation_of...

    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.