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).
Scheme 2609 for the 'SS' side steering tube, noting its similarity to the cross steering tube.
| Identifier | WestWitteringFiles\S\2April1928-June1928\ Scan105 | |
| Date | 22th May 1928 | |
| FROM DA.{Bernard Day - Chassis Design} SECRET ORIGINAL DA{Bernard Day - Chassis Design}1/M22.5.28. C. to BJ. HS.{Lord Ernest Hives - Chair} "SS{S. Smith}" SIDE STEERING TUBE. X7425 X7450 Herewith we send N. scheme 2609., shewing the front end of the side steering tube. It will be seen that most of the parts are the same as the cross steering tube. DA.{Bernard Day - Chassis Design} RECEIVED 23 MAY 1928 | ||