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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).
Urging the experimental shop to proceed with instructions regarding switchboxes for auto charge control switches.

Identifier  ExFiles\Box 61b\3\  scan0311
Date  1st March 1931
  
X6097.

By.{R.W. Bailey - Chief Engineer} from EFC.

EFC11/AMO.3.31.

X.6047. SWITCHBOXES FOR OPERATION WITH AUTO CHARGE CONTROL SWITCHES.

May we please now urge with you the instructioningto the experimental shop of the above switchboxes concerning which we have written you in our EFC1/T8.5.29, EFC2/AD8.7.29 and EFC2/AD8.12.30.

We shall shortly be in a position to proceed with auto charge control switch testing.

EFC.
  
  


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