14" Canadian Pattern Y-level

Made:
1920
maker:
E. R. Watts & Son
14 Canadian Pattern Y-level, by E.R. Watts and Son, c. 1920'

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14 Canadian Pattern Y-level, by E.R. Watts and Son, c. 1920'
Science Museum Group
© The Board of Trustees of the Science Museum

14" Canadian Pattern Y-level, by E.R. Watts and Son, c. 1920

Details

Category:
Surveying
Object Number:
1922-442
credit:
The Rank Group Plc