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).
Specifications for noise insulation on the 3rd Spectre model.

Identifier  ExFiles\Box 138\1\  scan0140
Date  20th March 1935
  
SECRET
Rm{William Robotham - Chief Engineer} 4634
To C. from E.{Mr Elliott - Chief Engineer}
c. Sg.{Arthur F. Sidgreaves - MD} Wor.{Arthur Wormald - General Works Manager} Hs.{Lord Ernest Hives - Chair} EY. JLE.{J. Lee Evans - Chassis Test Manager}
LA.{L. A. Archer} HS{Lord Ernest Hives - Chair}/WH.
E.2/HP.20.3.35.
Noise Insulation on 3rd SpectreCodename for Phantom III (3.S.I)
(32-EX).
Please find attached complete specification for the above - E/EV.{Ivan Evernden - coachwork}2/MN.18.3.35.
We should be glad to have Sales' comments on the proposed provisions for dealing with noise, as set out herewith.
E.{Mr Elliott - Chief Engineer}
  
  


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