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).
Continued memorandum discussing materials and shock loads on car and aero engine valve stems.

Identifier  ExFiles\Box 17\6\  Scan033
Date  26th April 1928 guessed
  
contd :- -2-

These will be made of our usual standard material.

Our types of both car and aero engines have less
shock load on the valve stems than any other type we know
for a given speed.

R.{Sir Henry Royce}
  
  


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