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).
List of cancelled experiments.
| Identifier | ExFiles\Box 36\3\ scan 058 | |
| Date | 5th June 1918 | |
| X.3033. EFC/AT5.6.18. The following experiments may now be cancelled.- X.2124C.-Airship plate clutch with asbestos or Ferodo plates X.2817. -Hele Shaw plates for Airship clutch. X.2666.- Crankshaft main bearings lined with pressure cast white metal. X.2885.- Pistons E.12445 in crankcase metal. X.3033.- Spanners F.6371 in C.V.S. & C.H.N.S. X.3085.- Lighter camshaft drilled up to .850 in place of .750 EFC. | ||