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 from a suspension company comparing their hydraulic system to a friction type and offering a set for testing.
| Identifier | ExFiles\Box 25\2\ Scan058 | |
| Date | 26th July 1922 guessed | |
| this car and removed your friction type. The writer was particularly interested in examining these latter which appear to be nothing more or less than a form of brake which simply have the effect of checking spring movement in both directions. With all respect we cannot see how you can possibly consider that these can be as efficient as Houdailles, and although we can quite appreciate it may be some time before you could be in a position to fit Houdailles to the front, we should be very pleased indeed if you would allow us to send you a complete set exactly the same as we have fitted to the Prince of Wales's car, so that you can make your own careful tests and form your own opinion. Awaiting the favour of your reply, Yours very truly, THE HOUDAILLE HYDRAULIC SUSPENSION CO., LTD. | ||