However some items given as words on 50K maps have standard symbols on 25K maps - e.g. So in many cases whether an abbreviation appears on both just depends on space. Whether a word is given in full, abbreviated, or omitted depends on the space available on the map. Some abbreviations have several possible expansions, e.g. as S E Point on SD2361 : South East Point, Walney Island.Īn example of use of month name abbreviations is in a seasonal ferry, Apr-Nov in SD3960 : Heysham Harbour entrance. N S E W for North South East West appear in place names, e.g. In the list below each abbreviation is given once, with an example of its use. Abbreviations like dis for "disused", rems for "remains" and Sta for "Station" can appear with several other words or abbreviations. For example Coll can be by itself or in "Tech Coll". Some abbreviations appear in a number of different combinations. For some abbreviations there may be a grid reference of an example where we have no photograph at present. Click on that map section to display the Ordnance Survey online map at 25K. Click on this to show the photo, its description, and a section of 50K map including the abbreviation. If we have an example, it shows whether it appears on 25K or 50K maps or both in the example, and the title of a Geograph photo showing the item. The article OS Symbols - Abbreviations on 50K key gives examples of the few abbreviations in the key on 50K maps.įor each abbreviation in the table below there is its expansion. Where there is no example yet, there is a set of double brackets ] - this makes it easier to insert the link to the example when it is found. Some of these do not appear on current maps, but most do, and examples are welcome through the discussion forum. The list below includes the abreviations and expansions which this book shows as appearing on 1:25,000 and 1:50,000 scale maps. This shows the map scales on which an abbreviation appears. There is a table of abbreviations in the book "Ordnance Survey Maps - a descriptive manual" by JB Harley, published by Ordnance Survey in 1975. For more information on these abbreviations and their interpretation, please consult Richard Oliver's book Ordnance Survey maps: a concise guide for historians (London : Charles Close, 1993)." The abbreviations have been compiled from a number of sources, relating to all scales of Ordnance Survey mapping in Scotland, England and Wales. "We are very grateful to Dr Richard Oliver for compiling this list and allowing us to use it. The National Library of Scotland maps website has a fuller list Ordnance Survey Abbreviations. Ordnance Survey website has a list Abbreviations used on OS 25k and 50k scale mapping. Note that maps may have changed since the article was prepared, so abbreviations mentioned may not be on current maps. Through the Geograph discussion forum we are collecting examples of as many abbreviations as possible used on Ordnance Survey maps at 1:25,000 (25K) and 1:50,000 (50K) scales - and we want examples of other abbreviations. Images also under a similar Creative Commons Licence.
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