Proposed aluminum guard to prevent hot drafts through the pedal slots, replacing the flywheel guard.
| Identifier | ExFiles\Box 74\3\ scan0151 | |
| Date | 28th July 1928 | |
| PROPOSED GUARD TO PREVENT HOT DRAFT THRO' PEDAL SLOTS AND TAKE PLACE OF FLYWHEEL GUARD GUARD OF 1/16" ALUMINUM TESTED 2000MILES IN HOT WEATHER WITH GOOD RESULTS by JULY 28 | ||
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).