Ordnance Survey: Directorate of Field Survey: Branch Files

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Details of OS 13
Reference: OS 13
Title: Ordnance Survey: Directorate of Field Survey: Branch Files

This series contains Ordnance Survey branch files. They relate to all aspects of field survey work, including triangulation and levelling, the Retriangulation of Great Britain, resurvey, overhaul and revision, and air survey.

Date: 1960-1981
Held by: The National Archives, Kew
Legal status: Public Record(s)
Language: English
Physical description: 102 file(s)
Access conditions: Subject to 30 year closure unless otherwise stated

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