Correspondence with instrument firms, 1918 - 1936
Scope and Contents
Correspondence, estimates and orders relating to scientific instrument firms, including Negretti and Zambra; Troughton and Simms; Siemens Bros. and Co. Ltd; Adam Hilger Ltd; Phillips; the Cambridge Instrument Co.; C.F. Casella and Co. Ltd; Sir Howard Grubb, Parsons and Co. Ltd; and Vickers.
- 1918 - 1936
Conditions Governing Access
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1 bundle(s) (1 bundle)
Language of Materials
Former / Other Reference
Finding aid date
- From the Series: Dyson, Frank Watson, Sir, 1868 - 1939 (Knight, astronomer) (Person)