Ordnance Survey's Levelling of Great Britain |
[1GL, 2GL Abstract] [1GL, 2GL Transcription] |
[Timeline] [FBM List] |
Files Held at Kew'Levelling' Files | [General Levelling Files - 1GL - 2GL] (All | Viewed) |
Ref | Source | Date | Notes |
---|---|---|---|
+ - OS 1 | Ordnance Survey: Central Registry: Registered Files (SO and CR Series) | 1959-1988 | |
OS 1/134 | Re-levelling of Greater London | 1927-1948 | Some interesting maps and abstracts |
OS 1/315 | Levelling | 1931 - 1953 | |
OS 1/1086 | Levelling | 1953-1958 | |
OS 1/1087 | Levelling | 1958-1967 | |
OS 1/1139 | Third geodetic levelling: Scotland | 1956-1964 | Very Interesting Maps, of E&W too! |
OS 1/1254 | Third geodetic levelling: publication | 1958-1970 | Some interesting Stuff |
OS 1/10/4 | Whewell's levelling: Bristol Channel to English Channel | 1924-1927 | IanR |
+ - OS 5 | Ordnance Survey: Maps and Plans | 1777-1971 | |
OS 5/192 | Geodetic levelling: lines in London area | 1932 | Basic Map |
+ - OS 51 | Ordnance Survey: Photographs and Pictorial Images | 1950-1969 | |
OS 51/402 | First Geodetic Levelling England and Wales 1840-1860: map showing the levelling. Mean date January 1950 based on a tidal pole fixed at the entrance to Victoria Dock in London 1844. Plate I in the book 'Second Geodetic Levelling of England and Wales 1912-21' by Sir Charles Close 1921 with chapters written by Lieutenant-Colonel A J Wolff and Mr H L P J Jolly (View) | 1950 Jan 01-1968 Dec 31 | |
OS 51/403 | First Geodetic Levelling Scotland 1844-1859: map showing the levelling. Mean date January 1950 based on a tidal pole fixed at the entrance to Victoria Dock in London 1844. Plate I in the book 'Second Geodetic Levelling of England and Wales 1912-21' by Sir Charles Close 1921 with chapters written by Lieutenant-Colonel A J Wolf and Mr H L P J Jolly (View) | 1950 Jan 01-1968 Dec 31 | |
OS 51/405 | Second Geodetic Levelling Scotland 1936-52: map showing levelling (View) (View) | 1950 Jan 01-1968 Dec 31 | Second Geodetic Levelling Scotland 1936-52: map showing levelling |
OS 51/408 | Third Geodetic Levelling: map showing levelling of Great Britain showing tidal stations, fundamental bench marks, the second levelling of Scotland and the third levelling of England and Wales labelled plate IV source unknown, circa 1950s (View) (View) | 1950 Jan 01-1968 Dec 31 | Third Geodetic Levelling |
OS 51/409 | Connections of tidal stations to levelling networks: map of Britain and Europe showing the connection of tidal station to the European Levelling Network, circa 1960 (View) (View) | 1950 Jan 01-1968 Dec 31 | Very Little Detail |
OS 51/412 | Newlyn observation: split shot showing a photograph of Newlyn (Cornwall) from the air and a map of Newlyn at 6 inches to 1 mile scale. Plate XIIa in the book 'Second Geodetic levelling of England and Wales 1912-21' by Colonel Sir Charles Close 1921 with chapters written by Lieutenant-Colonel A J Wolff and Mr H L P J Jolly (View) | 1950 Jan 01-1968 Dec 31 | |
OS 51/413 | Tidal observatory Dunbar: diagram showing the plan, section and elevation and view of the tidal observatory at Dunbar (East Lothian). Plate XII in the book 'Second Geodetic levelling of England and Wales 1912-21' by Colonel Sir Charles Close 1921 with chapters written by Lieutenant-Colonel A J Wolff and Mr H L P J Jolly (View) | 1950 Jan 01-1968 Dec 31 | |
OS 51/414 | Tide gauge: front view of an automatic tide gauge. Plate XIII in the book 'Second Geodetic levelling of England and Wales 1912-21' by Colonel Sir Charles Close 1921 chapters written by Lieutenant-Colonel A J Wolff and Mr H L P J Jolly (View) | 1950 Jan 01-1968 Dec 31 | |
OS 51/415 | Tide gauge: side view of an automatic tide gauge. Plate XIII in the book 'Second Geodetic levelling of England and Wales 1912-21' by Colonel Sir Charles Close 1921 with chapters written by Lieutenant-Colonel A J Wolff and Mr H L P J Jolly (View) | 1950 Jan 01-1968 Dec 31 | |
OS 51/416 | Fundamental bench mark diagram: diagram showing plan and section dated 1913. Plate X in the book 'Second Geodetic levelling of England and Wales 1912-21' by Colonel Sir Charles Close 1921 with chapters written by Lieutenant-Colonel A J Wolff and Mr H L P J Jolly (View) | 1950 Jan 01-1968 Dec 31 | |
OS 51/423 | Flush bracket showing detachable bracket: levelling - diagram showing the section and front view of bracket, dated 1913. Plate XI in the book 'Second Geodetic levelling of England and Wales 1912-21' by Colonel Sir Charles Close 1921 with chapters written by Lieutenant-Colonel A J Wolff and Mr H L P J Jolly (View) | 1950 Jan 01-1968 Dec 31 | |
+ - OS 1 | Ordnance Survey: Central Registry: Registered Files (SO and CR Series) | 1959-1988 | |
OS 1/284 | Fundamental Bench Marks | 1927 - 1953 | IanR |
Ref | Source | Date | Notes |
---|---|---|---|
OS 1/1266 | IanR | ||
OS 1/818 | IanR | ||
OS 18/5 | IanR | ||
OS 2/160 | Took Copies of Selected Stations | ||
OS 2/161 | Took Copies of Selected Stations | ||
OS 2/26 | Took Copies of Selected Stations | ||
OS 5/187 | basic map | ||
OS 51/1493 | Original Cover Design Only | ||
OS 51/28 | (View) | Map of Secondary Triangulation blocks Scotland | |
OS 51/29 | (View) | Map of Secondary Triangulation blocks England and Wales | |
OS 54/127 | IanR (part) | ||
OS 54/136 | IanR (part) | ||
OS 54/143 | IanR | ||
OS 54/144 | IanR | ||
OS 54/145 | IanR | ||
OS 54/148 | Have copy of Conway to Caernarvon | ||
OS 54/154 | Have copy of Caernarvon to Trawsfynydd | ||
OS 54/155 | IanR | ||
OS 54/158 | Have copy of Trawsfyndd to Wrexham | ||
OS 54/160 | IanR | ||
OS 54/164 | IanR | ||
OS 54/175 | IanR | ||
OS 54/188 | IanR | ||
OS 54/206 | RoyB has a full copy | ||
OS 54/213 | IanR | ||
OS 54/31 | IanR | ||
OS 54/466 | Little of interest (no FB's) |