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 Bentley bumper bar fixing involving a shouldered stud and modified boss on the dumb iron.
| Identifier | ExFiles\Box 118\2\ scan0231 | |
| Date | 25th October 1935 | |
| X1023 BY.{R.W. Bailey - Chief Engineer} C.E. Ms. Hdy.{William Hardy} RHC.{R. H. Coverley - Production Engineer} Da.{Bernard Day - Chassis Design}1/HP.25.10.35. Bentley Bumper Bar Fixing. Herewith is N.Sch.4676 which shows the shouldered stud and modified length of boss in the dumb iron, to improve further the locking of the stud holding the bumper bar to the dumb iron. The modification will go on the existing dies. N.Sch.4676 herewith. Da.{Bernard Day - Chassis Design} | ||