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).
Telegram concerning the reduction of speedometer revolutions for a Goshawk car and related scheduling.
| Identifier | ExFiles\Box 50\4\ Scan018 | |
| Date | 14th March 1922 | |
| Roycar Derby Can reduce speedometer from 720 revolutions to 670 for refitting goshawk car wednesday morning cannot do in time allowed reply if satisfactory fower others will leave wednesday aylespeedo | ||