The story of
Ravenser Odd
Series
Catalogue reference: OS 56
OS 56
Records from the Primary, Second and Third Order Geodetic levelling of Great Britain by the Ordnance Survey 1840-1968. The lists contain descriptions and heights of all bench marks, given in levelling line order and to 3 or 4 decimal places. The...
OS 56
1840-1968
Records from the Primary, Second and Third Order Geodetic levelling of Great Britain by the Ordnance Survey 1840-1968.
The lists contain descriptions and heights of all bench marks, given in levelling line order and to 3 or 4 decimal places. The series also includes detail pamphlets, created in the field and recording extra bench marks not included in the abstracts nor in the modern electronic database currently in use at the Ordnance Survey.
Public Record(s)
English
papers
Records not yet transferred
Records of the Ordnance Survey of Great Britain
Ordnance Survey: Trigonometrical and Levelling Divisions: Levelling Heighter Lists
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