Organisasjon
Land & Property Services – Ordnance Survey of Northern Ireland
Ordnance Survey of Northern Ireland® (OSNI®) is a National Mapping Authority and the official producer of high quality, accurate and current geographic mapping data for Northern...
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Stefan Beacom updated the datasett OSNI Open Data - Historical Six Inch to One Mile County Series Edition 2 (1838 - 1862) - Armagh
