Modification to the Wraith Gearbox selector lock housing.
| Identifier | ExFiles\Box 8\11\ 11-page009 | |
| Date | 25th October 1934 | |
| 46709 628 To BF. from HDY. {William Hardy} c. Wer.H. Ms. Ba. HHG. HDY. {William Hardy} 7/HP.25.10.34. Wraith Gearbox. With regard to the selector lock housing for this box, will you kindly bring this into agreement with N. Sch.4234 respecting the counterbores. 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).