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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).
Increase in front braking on the 58-GN model and the rationale for not altering the 20/25 model.

Identifier  ExFiles\Box 102\3\  scan0075
Date  9th November 1932
  
X5360
COPY.

Sg.{Arthur F. Sidgreaves - MD} From Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls}
c. to Wor.{Arthur Wormald - General Works Manager}

Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls}10/MA.9.11.32.

PERCENTAGE OF FRONT BRAKING.

Sg.{Arthur F. Sidgreaves - MD}1/D.8.11.32.

X7360.

We have increased the amount of front braking on 58-GN. from 34% to 40%. We have sent out a Standardisation Sheet for this. This modification will come on production at Chassis 51 in 02 Series.

We do not propose to alter the braking on the 20/25 as this already has 39% front braking. We do not consider more would be safe without axle control.

Hs{Lord Ernest Hives - Chair}/H.Grylls.
  
  


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