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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).
Comparison of acceleration figures for a 3 1/2 litre Bentley against an Alvis 20, Talbot 105, and Essex Terraplane.

Identifier  ExFiles\Box 113\2\  scan0187
Date  13th October 1933
  
S/W.
Hs.{Lord Ernest Hives - Chair}..from Bn.{W.O. Bentley / Mr Barrington}
Copy to Wor.{Arthur Wormald - General Works Manager}
x1725.
Bn.{W.O. Bentley / Mr Barrington}1/WT13.10.33.

Below are some comparative acceleration figures taken and given to me by "Motor Sport" :-

3 1/2 litre Bentley. Alvis 20. Talbot 105. Essex Terraplane

10 - 20 2 1/2 2.3/5 2.1/5 2.
30 4 1/2 6 4.4/5 3 1/2
40 7.2/5 9 9 6.1/5
50 10.2/5 14 14 10
60 15 3/4 17.4/5 19 14 1/2
70 21 3/4 27 28 22
80 29 38 46 36
90 43 1/2

LID{A. J. Lidsey}
See me
*
Bn.{W.O. Bentley / Mr Barrington}
  
  


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