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).
Small tooth sewing wheels in chrome nickel steel.
| Identifier | ExFiles\Box 136\1\ scan0015 | |
| Date | 26th August 1912 | |
| Section 800 X411 Description: Small tooth sewing wheels in chrome nickel steel. Date: 26/8/12 REPORT: S/O Sheet. Clay L. Instructing 2 sets. Also S/O sheet 24-6-12 WW has great difficulty in cutting | ||