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).
The failure of a Vickers BCT Steel Valve spring C 916 after 60 hours of testing.
| Identifier | ExFiles\Box 80\3\ scan0215 | |
| Date | 29th August 1912 | |
| Mr Barrington. X375 Aug. 29th. 1912. Report on BCT Steel Valve springs C 916 by Vickers. We hand you herewith one of the above (No 6 inlet) which was broken after 60 hours. When we get 6 more valves to suit the large taper springs we shall take these Vickers springs off the rig. E.P. Sent to Mr Nadin 29.8.12. | ||