Catalogue description Ordnance Survey: Trigonometrical and Levelling Divisions: Liverpool Levelling Books and Abstracts
|Title:||Ordnance Survey: Trigonometrical and Levelling Divisions: Liverpool Levelling Books and Abstracts|
Surviving records from the original triangulation of Great Britain by the Ordnance Survey, these books contain descriptions and altitudes of bench marks levelled between 1865 and 1915.
|Held by:||The National Archives, Kew|
|Legal status:||Public Record(s)|
|Physical description:||96 volume(s)|
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