Secret memo regarding drawing N.Sch.5006, which shows the centralised lubrication pipes for the Wraith II gearbox and clutch unit.
| Identifier | ExFiles\Box 8\11\ 11-page055 | |
| Date | 19th January 1937 | |
| SECRET. Gry {Shadwell Grylls} - 628 1044 BY. {R.W. Bailey - Chief Engineer} c. E. {Mr Elliott - Chief Engineer} Da. {Bernard Day - Chassis Design} Rm. {William Robotham - Chief Engineer} HPS. {Horace Percy Smith - Experimental Factory Mgr} E {Mr Elliott - Chief Engineer} /HDY. {William Hardy} 4/HP.19.1.37. Wraith II Gearbox. We send herewith N.Sch.5006 showing the centralised lubrication pipes to the drip plugs on the gearbox and clutch unit. E {Mr Elliott - Chief Engineer} /HDY. {William Hardy} | ||
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).