Rolls-Royce Archives
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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Cover memo for revised tables of gaps relating to duplex push button switches.

Identifier  ExFiles\Box 64\3\  scan0286
Date  15th July 1926
  
x 7650.

To BY/RD. from EFC.

EFC3/T15.7.26.

DUPLEX PUSH BUTTON SWITCH TABLES.

In view of your BY/RD1/ML13.7.26. herewith please receive revised tables of gaps, which will you kindly allow to supersede those previously sent.

EFC.
  
  


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