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).
Designs and materials for a revised Phantom III exhaust system.
| Identifier | ExFiles\Box 93\1\ scan0061 | |
| Date | 26th November 1936 | |
| 323. File Wyman. Noted Gad. URGENT BY: C. Rm.{William Robotham - Chief Engineer} T.H.C. E/JNR.{Charles L. Jenner}1/HP.26.11.36. Revised Phantom III Exhaust System. Ref. Rm.{William Robotham - Chief Engineer}1/R.17.11.36. We send you herewith the following designs which have/made in accordance with the above experiments. LeC.5392 - Tail Pipe Swan Neck Muffler, and its suspension. LeC.5393 - Silencer and Suspension, complete with lagging. LeC.5399 - Breeches pipe, which connects with the two downtake pipes. We are calling for this made in malleable iron. If delivery takes too long we shall have to accept the first few ones in cast iron. E/JNR.{Charles L. Jenner} | ||