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).
Sending a Lucas HF.722 horn to be converted to a detuned type for a dual horn arrangement.
| Identifier | ExFiles\Box 59\3\ Scan202 | |
| Date | 23th September 1932 | |
| X6032 ROY.{Sir Henry Royce} from Hs{Lord Ernest Hives - Chair}/Wst. c. G/Mt. c. D/EP.{G. Eric Platford - Chief Quality Engineer} Hs{Lord Ernest Hives - Chair}/Wst.3/KT. 23.9.32. LUCAS HORN. We are sending into the stores a Lucas HF.{H. W. Frost - Coachwork Inspector}722 horn, removed from chassis 19-XX. Will you please arrange for this horn to be returned to Messrs Lucas for converting to HF.{H. W. Frost - Coachwork Inspector}722.H (detuned) type, so that it will work satisfactorily with a standard horn as a dual arrangement. Hs{Lord Ernest Hives - Chair}/Wst. | ||