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).
Letter to the Avon India Rubber Co. Ltd. seeking approval for tyre pressure recommendations for new Standard and Corniche Bentley models.
| Identifier | ExFiles\Box 156\3\ scan0185 | |
| Date | 17th February 1940 | |
| /33/ Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer}S/JH. 17th. February, 1940. The Avon India Rubber Co.Ltd., Melksham, Wiltshire. For the attention of Dr.J.G.Mackay. Dear Sirs, We are at present compiling an instruction book for our new models which will be fitted with your tyres (when the international situation permits). Our proposed recommendations are as follows :- Standard Bentley Model. Avon standard tyres 6.50 x 16. Front pressure = 25 lbs.sq.in.) cold. Rear " = 28 lbs.sq.in.) Corniche Bentley Model (Streamlined). Avon speed tyres 6.50 x 16. Winter & normal ( Front pressure = 25 lbs.sq.in. ) Cold. Summer conditions ( Rear " = 28 lbs.sq.in ) Prolonged high ( Front pressure = 30 lbs.sq.in ) speed running in ( Rear pressure = 35 lbs.sq.in ) summer. We should be glad to know whether the above meets with your approval. Yours faithfully, PO ROLLS-ROYCE LTD. | ||