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).
Failed Hasler rev-counter on a test rig, requesting it be returned to the makers for repair.
| Identifier | ExFiles\Box 165\4\ img382 | |
| Date | 6th November 1936 | |
| To EJJ. 86065 Lr{Mr Ellor}/Wst.2/JH.6.11.36. Re Hasler Rev-Counter No.30136. This rev-counter has recently failed on our test rigs and caused very erratic reduction at high speeds. Will you please arrange for this instrument to be returned to the makers for repair and adjustment. Lr{Mr Ellor}/Wst. | ||