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).
Requesting laboratory comparison of various shock damper oils and Jack fluid samples.
| Identifier | ExFiles\Box 145\3\ scan0089 | |
| Date | 3rd May 1937 | |
| 1235. To Hl. from Rm{William Robotham - Chief Engineer}/FD.{Frank Dodd - Bodies} We have sent into the lab. samples of the following shock damper oils as recommended for their use. 1. Shell Light Oil. 2. Compressor. 3. Mobiloil Arctic. 4. Castrol F.{Mr Friese} Will you please compare the four oils, and also let us know whether they will all mix. We have also sent into the lab. 2 samples of Jack fluid, Will you please have similar comparisons made. Rm{William Robotham - Chief Engineer}/FD.{Frank Dodd - Bodies} | ||