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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 report discussing the relationship between non-skid tyre treads, tyre section size, and wheel wobble.

Identifier  ExFiles\Box 67\4\  scan0219
Date  20th November 1926 guessed
  
CONTD :-

-2-

front brakes are applied violently with the steering on a lock.

In our experience very good non-skid treads are bad for wobbles, also we find 6.75" section to be much more satisfactory than 6" section, both tyres having the same number of plies.

HS{Lord Ernest Hives - Chair}/Rn.{Mr Robinson}
  
  


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