Cover memo for a letter from Springfield regarding the Air Pressure Relief Valve.
| Identifier | ExFiles\Box 81\2\ scan0009 | |
| Date | 16th August 1921 | |
| X1092 2 To By. {R.W. Bailey - Chief Engineer} from EWT. c to Hs. {Lord Ernest Hives - Chair} EWT1/FG16.8.21. X.1092 Re Air Pressure Relief Valve. X172-9 X3902 Attached herewith is copy of letter from Springfield reference Oy2 - G 28721, dated July 28th. for your information. RECEIVED FC AUG 16 1921 EWT/FG. | ||
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).