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).
Status report on the components for the steering column and box for the Phantom III and 25/30 HP models.
| Identifier | ExFiles\Box 95\1\ scan0296 | |
| Date | 2nd May 1936 guessed | |
| STEERING COLUMN AND BOX. Phantom III -------------- Cam Lead. - .800. Cam Bearings. - Adamant. Wheel Bearings. - [Strikethrough: Timken.] Adamant Rocker Shaft Bearings - Adamant. Steering Column Top Bearing - Needle Bearings up to 50 in A.Series. Box. - Bronze. Awaiting standardization of malleable iron. All of the above except the needle bearings are ordered up for 100 sets. Timken bearings on the worm are available for test. 25/30 HP. ------------ Cam Lead. - .700. Cam Bearings. - Timken. Wheel Bearings. - Ball. Rocker Shaft Bearings - Adamant. Steering Column Top Bearing - Needle Bearings up to 101 in M.2.Series. Box. - Bronze casting. The above have been ordered up for L.2. M.2. and N.2. series, and in bar and billet for 0.2. series. On both cars the works are awaiting a scheme for fitting standard Timken steering box bearings to the rocker shaft in the place of the present Adamant bearings. | ||