The story of
Ravenser Odd
Piece
Catalogue reference: OS 1/593
This record is about the Thompson-Watts stereoplotting machines dating from 1958-1961 in the series Ordnance Survey: Central Registry: Registered Files (SO and CR Series). It is held at The National Archives, Kew.
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Thompson-Watts stereoplotting machines
OS 1
See the series level description for more information about this record.
Records of the Ordnance Survey of Great Britain
Ordnance Survey: Central Registry: Registered Files (SO and CR Series)
Thompson-Watts stereoplotting machines
The story of
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