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).
Performance of special cutters from the No. 1100 box for making gears.
| Identifier | ExFiles\Box 23\2\ Scan003 | |
| Date | 8th September 1909 | |
| C.J. (2) 8th Sept. 1909. special cutters as our No. 1100 box was done that makes better gears than the hob, especially with old 14 1/2° gears. [Handwritten note] This has been now confirmed here propose at least one more B & S machine until Thorough machine tested [Signature] JHR Enc. CJ5/R2489 [Watermark] DICKINSON BOND | ||