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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).
Accelerometer record showing performance data for an Experimental 8 Cylinder Stutz.

Identifier  ExFiles\Box 23\5\  Scan058
Date  27th February 1928
  
EXPERIMENTAL 8 CYLINDER STUTZ. ACCELEROMETER RECORD. DATE 27.2.28.
TYPE OF BODY ENCLOSED LIMOUSINE.
PASSENGERS Mx.{John H Maddocks - Chief Proving Officer} 8 WYER.
TOTAL WEIGHT WITH TWO UP 48cwt. 1qr. 0lbs.
ROAD CONDITIONS DRY. GOOD SURFACE - LONDON ROAD.
FROM M.P.H. ACC. FT/SEC² GEAR.
HS{Lord Ernest Hives - Chair} from Mx{John H Maddocks - Chief Proving Officer}
Graph data points:
30 3.75 TOP
20 3.75 TOP
5.5 2ND
6.8 1ST
FROM 30 M.P.H. 13.5 FT/SEC²
30 3.1 TOP
20 3.25 TOP
10 3.9 3RD
10 5.5 2ND
10 5.9 1ST
SPEEDOMETER CHECKED AT 10M.P.H. ERROR. 1.4% FAST.
  
  


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