Request to the laboratory to compare the material of a Rover valve spring with that used by the Vauxhall Company.
| Identifier | ExFiles\Box 127\3\ scan0148 | |
| Date | 16th November 1936 | |
| 1091 To H1. (Laboratory) from Rm. {William Robotham - Chief Engineer} Rm. {William Robotham - Chief Engineer} 6/AP.16.11.36. T Herewith a Rover valve spring. We should like to know if you can say whether this material is as good as that used by the Vauxhall Company. Rm. {William Robotham - Chief Engineer} | ||
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).