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).
Typed memo concerning 25/30 HP Piston Seizures and a requested chamfer angle.
| Identifier | ExFiles\Box 100\2\ scan0167 | |
| Date | 7th July 1938 | |
| GWH.{George W. Hancock - Head Chateauroux} at Kingsbury. BY/Mtn.11/N.7.7.38. Re: 25/30 HP. Piston Seizures. Referring to BY.14/G.29.6.38, and your request for the angle of the chamfer, kindly note this should be 45°. We are attaching a copy of Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}19/MH.{M. Huckerby} 5.7.38, from which you will note the Petrol Drain Valve is a suspect of this trouble, and I should like you to arrange for the inspection as suggested, and let us know the results in due course. BY/Mtn. | ||