• Entry
  • Reader's guide
  • Entries A-Z
  • Subject index

Ordnance Survey (OS)

Ordnance Survey is the national mapping agency of Great Britain and one of the world's leading providers of geographic information. It is responsible for creating and updating the definitive map of England, Scotland, and Wales, from which it produces and markets a wide range of digital information and paper maps for business, leisure, educational, and administrative use. More than 5,000 updates are made to this master map every day, reflecting dynamic landscape change.

Ordnance Survey traces its origins back to 1791, when a decision was taken to map the south coast of England to prepare for any possible invasion from Napoleonic France. The first published Ordnance Survey map was of the county of Kent and dates from 1801. The organization is now a wholly civilian government ...

  • Loading...
locked icon

Sign in to access this content

Get a 30 day FREE TRIAL

  • Watch videos from a variety of sources bringing classroom topics to life
  • Read modern, diverse business cases
  • Explore hundreds of books and reference titles