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 drawings for modifications to the Phantom II Resonance Air Silencer and air intake.
| Identifier | ExFiles\Box 152\3\ scan0108 | |
| Date | 27th January 1933 | |
| Y442 ..? RECEIVED JAN 27 1988 To BY.{R.W. Bailey - Chief Engineer} from E.{Mr Elliott - Chief Engineer} c. Hs.{Lord Ernest Hives - Chair} E.{Mr Elliott - Chief Engineer}/JNR{Charles L. Jenner}3/HP.27.1.33. Phantom 2 Resonance Air Silencer. We send you herewith: LeC.3359 showing the cleaner portion of the air intake. Also - LeC.3364 which is a modification to the effective length of the air intake pipe and a re-arranged position for the tuning holes. E/JNR.{Charles L. Jenner} | ||