it means ......
The Ordnance Survey National Grid reference system is a system of geographic grid references used in Great Britain, different from using latitude and longitude.
Ordnance Survey
sink
Alley
An Ordnance Survey Bench Mark is a surveying mark made by the Ordnance Survey to record heights above Ordnance Datum. They are typically found on buildings, bridges, or other structures and are used as reference points for altitude measurements.
Ordnance Survey International was created in 1946.
There are many places where one can find an ordnance survey map. One looking to find an ordnance survey map should visit the official Ordnance Survey website and click the 'Get a Map' link.
"Ch" on an Ordnance Survey map typically stands for "church." It marks the location of a church or a place of worship on the map.
It refers to a Pump or Pump house
'collects' isn't used on ordance survey maps but 'coll' is used for 'college'.
FC relates to 'Forestry Commission' therefore a green shape with the letters 'FC' on an ordnance survey map means 'Forest or woodland'.
ordnance survey maps. maps made by the ordnance survey
what is the importance of a ordnance survey map to uniformed public services?