Letter to The St. Helens Rubber Co. Ltd. clarifying valve specifications for Everlastic Tubes.
| Identifier | ExFiles\Box 158\1\ scan0034 | |
| Date | 11th May 1927 | |
| +20 Expl: Dept: HS {Lord Ernest Hives - Chair} /Rm {William Robotham - Chief Engineer} 2/LG115.27. 11th. May 1927. The St.Helens Rubber Co.Ltd., Slough. Dear Sirs, With reference to your letter of the 6th. The size and position of the valve which we require on the Everlastic Tubes are precisely the same as those supplied by Messrs. Dunlop on their inner tubes for 33 X 6.75" tyres which they fit on 21" rims. Yours faithfully, | ||
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).