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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).
Re-fitting of low-pressure tyres to company cars and associated modifications.

Identifier  ExFiles\Box 53\3\  Scan055
Date  28th April 1927
  
X4565

[Text struck through in red ink]: "Hs{Lord Ernest Hives - Chair}" London
Copy "HS{Lord Ernest Hives - Chair}" Derby
"HK{Col. T. Harker - Sales}" PARIS

Ps10/JP.28/4/27

[Handwritten note in red ink on left margin]: HS{Lord Ernest Hives - Chair}

[Handwritten note in pencil on left margin]: but these were turned down by B of M a/c of expense.

RE FITTING OF LOW PRESSURE TYRES TO COMPANYS' CARS.

Will you kindly see "BJ" and discuss with him "R"'s memo (R2/M15/4/27) copy of which was sent to "HK{Col. T. Harker - Sales}", the latter having passed same on to me for action.

You will remember some few weeks ago, "P.N." advised low pressure tyres to both 40/50 Paris Trials, and our 20-HP Paris Trials. Now "R" definitely advised low pressure tyres for all Companys' cars, which we must consider:

1-RM{William Robotham - Chief Engineer}, 136-BW, 79-EE, 95-EE,

which are used for hiring in France. Furthermore, "R" recommends 7 1/2" whereas the size so far adopted is 6.75" for 40/50-HP.

As the above modifications mean a considerable expense, will you kindly instruct us how far we may go. It will, of course, mean fitting Hydraulic S.A. to the front of all cars so modified.

Ps.

PS-Will you also say what size of tyre should be fitted: 6.75 or 7.5 ?

I shall be obliged if "Hs{Lord Ernest Hives - Chair}" will write "Whr{Mr Wheeler}" on this subject by return as three of the cars in question are waiting to be put on the road for hiring purposes.

Ps.
  
  


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