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).
Request to obtain 50 gallons of Duckhams N.P.3 oil for experimental purposes.
| Identifier | ExFiles\Box 145\3\ scan0115 | |
| Date | 2nd August 1937 | |
| To Roy.{Sir Henry Royce} c. to G/JWH. 1235 Rm{William Robotham - Chief Engineer}/FD.{Frank Dodd - Bodies}1/JH.2.8.37. Will you please obtain 50 gallons of Duckhams N.P.3. oil for experimental purposes. Rm{William Robotham - Chief Engineer}/FD.{Frank Dodd - Bodies} | ||