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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).
Requesting materials for winding an experimental testing transformer.

Identifier  ExFiles\Box 32\4\  Scan056
Date  29th September 1924
  
To Mr. Brock. from EFC.

X 1581

EFC5/T29.9.24.

X.1581 - TESTING TRANSFORMER.

Would you kindly supply us, for the purpose of winding up an experimental testing transformer, to order No. 735, with o-

(1) 15 ft. of 40/50 starter motor field conductor and cotton sleeving for insulating same.

(2) 300 yds. of D.C.C. wire .085" dia. similar to that used for the Goshawk starter motor armature.

If you will kindly let me know when this is available I will send round for same. We should like it as soon as convenient.

EFC.
  
  


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