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).
Drawing with dimensions for a front engine mounting.
| Identifier | ExFiles\Box 126\2\ scan0150 | |
| Date | 18th November 1938 guessed | |
| FRONT ENGINE MOUNTING SS{S. Smith}225 7/16" DIA SCREWED 2 7/8" 2 1/8" 5/8" DIA 1 1/8" DIA RUBBER 1/8" 13/16" 1 9/16" DIA 27/32" 1 5/32" 1" 13/16" RUBBER 1 9/16" DIA 13/16" DIA 5/8" DIA 13/16" 1/8" 1 1/8" CUP - FRONT SUSPENSION | ||