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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).
Replacement large diameter American Type Matrix Tube for the Phantom II chassis radiator.

Identifier  ExFiles\Box 16\2\  Scan029
Date  13th August 1931
  
To-LIGS
c. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}
② 13s 3d 87250.
BY/CS3/EH.13.8.31.

Re Phantom II Chassis - Radiator - Sec:5250.

Large diameter American Type Matrix Tube.

Please receive herewith two blueprints of the following:-
E.82196 Matrix Tube/ which replaces E.81721.
Will you please instruct as required, (the approximate number of tubes per radiator is 8,000) remainder of parts to LOP.E.81407.
This completes instructions for experiment, which is in accordance with memo' Hs{Lord Ernest Hives - Chair}/Rm{William Robotham - Chief Engineer}5/MJ.23.7.31.

BY/CS.
  
  


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