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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).
Modifications to the side steering for the 'Japan II' experimental chassis, comparing figures with the 'Peregrine' model.

Identifier  ExFiles\Box 106\3\  scan0265
Date  9th November 1932
  
Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}
X5450 [handwritten]
BY/HEB{H. Biraben}11/M.9.11.32.
JAPAN II.CHASSIS.
SIDE STEERING TUBE SEC:7070.
[A diagonal line is drawn across the main text]
In setting out the Side Steering for this Experimental Chassis, we are modifying Japan III. to bring in line with Peregrine, but will you please confirm if you require the following figures altering to bring more in line with Peregrine.-
Turns of Steering Wheel 2.62 on Japan III.
On modified Peregrine II. this is 2.301.
Leverage 12.13 on Japan III. [A handwritten '1' is present below the number]
Leverage on modified Peregrine II. 10.6 [A handwritten '1' is present below the number]
If you require this altering it will probably mean increasing the length of the Pendulum Lever, which we can arrange.
BY/HEB.{H. Biraben} HEB{H. Biraben} [handwritten]
  
  


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