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).
Cablegram from Detroit about a failed hydraulic adjuster ball valve test, proposing a poppet valve with increased damping.

Identifier  ExFiles\Box 173\2\  img223
Date  13th March 1934
  
Form No. 6. WESTERN UNION (THE WESTERN UNION TELEGRAPH COMPANY) CABLEGRAM 1934 MAR 13 AM 7 27. ANGLO-AMERICAN TELEGRAPH Co., Ld. CANADIAN NATIONAL TELEGRAPHS. CRBM48 DETROIT MICH 12. NLT ROYCAR DERBY. MESSRS ROLLS ROYCE LD NIGHTINGALE RD DERBY. HIVES HYDRAULIC ADJUSTER BALL VALVE TRIED HERE WITHOUT SUCCESS POPPET FOUND NECESSARY THEORY INCREASED DAMPING STOP ELIMINATION OF SPRING SURGING OR INCIPIENT BOUNCING ESSENTIAL ALSO CLEAN OIL RING ME DETROIT ATHLETIC CLUB THIRTEENTH TUESDAY EVENING ELEVEN GREENWICH. ROBOTHAM.
  
  


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