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).
Request for experimental parts to test a modification to the Peregrine engine crankshaft to overcome flywheel flapping.
| Identifier | ExFiles\Box 2\3\ B002_X 116 117 119 120-page19 | |
| Date | 7th September 1932 | |
| X117.7 To RMC. c. Hs.{Lord Ernest Hives - Chair} E/JNR.{Charles L. Jenner}6/HP.7.9.32. re Peregrine. Please receive herewith blueprint of LeC.3191. Will you please make one set of pieces for experiment, the object of the design being to see what effect the additional bearing on the nose of the crankshaft has in overcoming the flapping of the front flywheel. E/JNR.{Charles L. Jenner} | ||