Retriangulation of Great Britain
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1![]() | The Adoption of ETRS89 as the National Mapping System for GB, via a Permanent GPS Network and Definitive Transformation. Mark Greaves1 & Paul Cruddace 2 Introduction Ordnance Survey (OS) is responsible (by Government actAdd to Reading ListSource URL: www.euref.euLanguage: English - Date: 2011-05-19 11:59:07 |