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).
Booklet on the scientific care of vehicle springs from an expert gaiter maker.
| Identifier | ExFiles\Box 154a\4\ scan0224 | |
| Date | 25th October 1921 guessed | |
| "Lubri" TRADE MARK. x3745 THE SCIENTIFIC CARE OF SPRINGS HAMMOND (CHELSEA) LIMITED Expert Gaiter Makers PARK WALK, CHELSEA, LONDON, s.w. | ||