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 order one Hasler Speed Indicator for the Experimental Department due to shortages caused by frequent repairs.
| Identifier | ExFiles\Box 33\5\ Scan069 | |
| Date | 25th November 1925 | |
| X2675 To Wd.{Mr Wood/Mr Whitehead} from EFC. EFC1/T25.11.25. X. 2675 HASLER REVOLUTION COUNTER. Will you please order up for use in the Exol. Dept. one Hasler Speed Indicator, similar to those already in use, and of which we are generally short owing to the frequent necessity of repair. Please have the instrument handed to EFC. upon receipt. EFC. | ||