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).
Acceleration data showing time taken for speed intervals and calculated acceleration.

Identifier  ExFiles\Box 5a\2\  02-page189
Date  19th February 1930
  
[Stamp]
ROLLS-ROYCE LIMITED
PRINT ROOM
19 FEB 1930
DERBY

[Handwritten]
10 M.P.H = 14.7
Accn FT/Sec.

0-10 4 secs 3.68
10-20 5 secs 2.94
20-30 6 secs 2.45-
30-40 7 secs 2.10
40-50 9 secs 1.635-
50-60 16 secs .92.
  
  


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