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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.
A version was later developed for car navigational rallies by car rally partners Eric Gardner and John Cridford during the early 1950s, the 'Garford Romer' was available for both imperial and metric Ordnance Survey maps and is still sold today. Although a registered design when it was first made and sold it was and still is much copied.
National Map Reading Week is an awareness campaign originally created by the Ordnance Survey, Britain's National Mapping Agency. It runs annually in the third week of October. [1] The goal of the awareness week is to increase public use of maps and mapping services. [2]
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 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 ...
The Ordnance Survey (OS) devised the national grid reference system, and it is heavily used in its survey data, and 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 publications and data sources, such as guide books and government planning ...
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.
In 1985 the 'second edition' , now titled 'The Ordnance Survey Guide to the Waterway' published by Nicholsons had four guides: 3 North, 2 Central, 1 South. Thames (and Wey). By this time, the format had changed to spiral-bound paperback books, and a fifth guide, covering the Fens and the Broads in a single book was added in the late 1980s. [1]