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).
Snippet concerning the protection provided by the undershield when driving on muddy or wet roads.
| Identifier | ExFiles\Box 46\2\ Scan123 | |
| Date | 6th April 1922 guessed | |
| contd:- -2- you are having with your car as to the protection affected by the undershield when running over muddy or wet roads EP.{G. Eric Platford - Chief Quality Engineer} | ||