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).
Modification to the Wraith III front frame extension.
| Identifier | ExFiles\Box 8\10\ 10-page150 | |
| Date | 20th October 1937 | |
| 627 E.{Mr Elliott - Chief Engineer} Dept. ( prints) A.{Mr Adams} Dept. (2 Prints) R.{Sir Henry Royce} Dept. C. Rm.{William Robotham - Chief Engineer} G.{Mr Griffiths - Chief Accountant / Mr Gnapp} Shrewsbury WRAITH III - MODIFIED FRONT FRAME EXTENSION. Please receive herewith the following scheme :- F.CD.135 Modified Front Frame Extension. Wraith lll. In order to provide clearance for box spannering to inner lower nut, the shape of the bottom flange of the bracket is altered, and the stud centre dimension reduced. The top flange is straightened to simplify the pressing. It is intended to include this modification on the six Wraith chassis which are now being instructed. DA.{Bernard Day - Chassis Design} | ||