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).
Status report on the positions and tests being carried out on Wraith and Bentley III units.
| Identifier | ExFiles\Box 155\2\ scan0197 | |
| Date | 7th February 1938 | |
| To Rm.{William Robotham - Chief Engineer} From Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} c. Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager} c. Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation} c. Rm{William Robotham - Chief Engineer}/Mths.{Reg Matthews} 1315 Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}1/MH.{M. Huckerby}7.2.38. POSITIONS OF AND TESTS BEING CARRIED OUT ON WRAITH & BENTLEY III UNITS. Test Bed Units. B.III No.1. W.II No.1. W.III No.1. (Rig engine) W.III No.2. W.III No.8. Chassis Units. W.II No.2. (25.G.VI) W.III No.3. (24.G.VI) W.III No.6. (27.G.VI) Later. W.III No.5. (28.G.VI) W.III No.7. (26.G.VI) W.III No.9. (29.G.VI) W.II No.4. Spare Unit. Wraith II. No.1. (Later for Scuffing tests.) Obsolete 25/30 cranks and timing gear. W/M.{Mr Moon / Mr Moore} main bearings and steel shims. Hall's metal big ends. Up-to-date bushing of oil pump. Sludge trap, improved suction strainer and ribbed lower half. External oil pressure filter. 10" B. & B. clutch. 3 pistons with tin plating, 3 without. | ||