Air Ministry
Organization
Found in 1 Collection or Record:
File
Correspondence on chronometers, 1947 - 1963
File
Reference Code: GBR/0180/RGO 9/353
Scope and Contents
Correspondence regarding the inspection, rating, supply and testing of watches, chronometers and clocks by the Royal Greenwich Observatory Chronometer Section, including the following items:Booklet on 'Balance and Spring' by R.A. Fell.Correspondence concerning quartz crystal chronometers supplied by the Seikosha Watch Company, Tokyo, Japan, 1963.Correspondence regarding the repair of mine clocks, 1962-1963.Correspondence regarding the historical chronometer...
Dates:
1947 - 1963