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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).
Blueprints for modifications to the Wraith III Side Steering system, Section 7070.

Identifier  ExFiles\Box 9\7\  07-page163
Date  20th April 1938
  
HPS.{Horace Percy Smith - Experimental Factory Mgr}
c. Rm.{William Robotham - Chief Engineer}
[text crossed out]
650
BY/Ald.{F. Allwood - Experimental Design}11/G.20.4.38.

WRAITH 111.
SIDE STEERING - SECTION 7070.

Please receive herewith two blueprints of each of the following :-

S.CD.578 Modification to Rear S.S. Tube joint.

Ex.S.688 Spring-Side Steering Tube Rear. 2 off.
Ex.S.689 Ball Pad Rear End. 2 off.
Ex.S.690 Ball Pad Guide. 2 off.

With this scheme, instead of the end of the stem of the ball pad hitting the retaining nut, the spring coming choc-a-bloc forms the limit of travel, as requested on memo Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer}2/MH.{M. Huckerby}11.4.38.

Will you kindly instruct one set.

ael
BY/Ald.{F. Allwood - Experimental Design}
  
  


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