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).
Blueprint showing failures, cracks and breakages, on Phantom exhaust pipes.
| Identifier | ExFiles\Box 66\2\ scan0141 | |
| Date | 27th January 1926 | |
| PHANTOM EXHAUST PIPES CRACKS BREAKS OFF ROLLS-ROYCE, LIMITED PRINT ROOM 27 JAN 1926 DERBY. SJH. 26.1.26 | ||