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).
Forwarding of illustrations for the Dalby Watson Optical Indicator and an inquiry about its difficulties.
| Identifier | ExFiles\Box 79\3\ scan0103 | |
| Date | 24th September 1918 | |
| To R.{Sir Henry Royce} from EFC. c. to CJ. EFC4/T24.9.18. X 3181 - DALBY WATSON OPTICAL INDICATOR We have photostat copies of the photographs and copies of everything else we sent to you in connection with the above indicator, so it seems quite in order to forward these illustrations etc., to Mr. Olley. With reference to the difficulties in connection with the Dalby Watson Indicator, we are writing Messrs. Cussons to enquire how these have been overcome in the latest form of the instrument. EFC. | ||