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).
'TEL' acceleration and deceleration recorder.
| Identifier | ExFiles\Box 113\2\ scan0160 | |
| Date | 11th November 1930 guessed | |
| File under Accelerometer AS/Rm{William Robotham - Chief Engineer} Are you interested B.H/C.F. "TEL" ACCELERATION AND DECELERATION RECORDER HASLER TELEGRAPH WORKS, 26, Victoria Street, LONDON, S.W.1. Telegraphic address "SIVAD, LONDON" Telephone No. "VICTORIA 0431" | ||