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).
Instruction memo regarding piston materials and production for the Wraith III chassis.
| Identifier | ExFiles\Box 9\1\ 01-page07 | |
| Date | 13th January 1938 | |
| 636 HY{Tom Haldenby - Plant Engineer}/CS7/RH.{R. Hollingworth}13.1.38. Re Wraith III Chassis - Piston - Section 5040. 6 sets. Will you please instruct up 6 sets of material to the following L.O.P. which is present 25/30 HP. production. E.60761 Piston L.O.P. (Sheet 1). This cancels our previous instruction in memo' HY{Tom Haldenby - Plant Engineer}/cal{Mr Calvert}/RH.{R. Hollingworth}29.9.37., for the above section. HY{Tom Haldenby - Plant Engineer}/CS. | ||