Also known as: MK,
MK has various meanings in the Ordnance Survey category. Discover the full forms, definitions, and usage contexts of MK in Ordnance Survey.
The commercial activity of buying and selling goods and services. The customers who buy goods and services.
Ordnance SurveyOne of the marked fathoms in a lead line. Beacon or erection, marking a navigational danger or a position of navigational interest
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