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).
Performance data and speedometer error analysis for a 38 HP Buick.

Identifier  ExFiles\Box 125\3\  scan0088
Date  8th March 1939
  
1049.

W/S.
Cx.{Major Len W. Cox - Advertising Manager} from Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls}

Rm{William Robotham - Chief Engineer}/Gry{Shadwell Grylls}3/R.8.3.39.

38 H.P. BUICK.

KW3.3.39. We are now able to reply to your memo Cx{Major Len W. Cox - Advertising Manager}14/

The Buick lapped Brooklands @ 90.88 m.p.h., the acceleration figures are:-

10 - 30 7.2 secs.
10 - 40 10.5 "
10 - 50 13.65 "
10 - 60 18.25 "
10 - 70 25.4 "

As regards the speedometer errors, we find that at speedometer readings of 30, 45, 60 and 75, the actual speeds were 29, 42.8, 57, and 68.5 respectively.

Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls}
  
  


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