Reference Code: GBR/0180/RGO 8/53
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:
From the Management Group:
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