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).
Memo detailing the addition of a cadmium plate and a change in manufacturing process to prevent distortion.

Identifier  ExFiles\Box 93\3\  scan0295
Date  2nd April 1937
  
B 312 APRIL.2.37.

Mr. Cogswell.

Re G.83341.

"Cadmium Plate where marked 'C'", has now been added to this piece.
The distortion found in the ball race dia was caused by screw-milling after grinding.
The ball race dia is now ground after screw-milling so that distortion should not now occur.

f.{Mr Friese} Kershaw.
  
  


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