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).
Testing a lightened type cross member on one car before fitting it to another.
| Identifier | ExFiles\Box 82\3\ scan0046 | |
| Date | 30th October 1934 | |
| RHC{R. H. Coverley - Production Engineer}/EM. +4553a (3) Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}21/KW.30.10.34. The lightened type cross member which you are fitting to 1-B-IV will only be tested on this car. If it is satisfactory we are proposing to remove it and hand it over to you to be fitted to 5-B-IV. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||