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).
Blueprint detailing an X-shaped cross-member fitted to model 10-EX.
| Identifier | WestWitteringFiles\S\June1928-August1928\ Scan066 | |
| Date | 4th July 1928 guessed | |
| ENGINE MOUNTING IS PIVOTTED HERE 4" DEEP TO OBTAIN 2-POINT FRONT MOUNTING, DOWELS ARE INSERTED HERE. FISH PLATES X-SHAPED CROSS-MEMBER FITTED TO 10-EX | ||