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).
Notification of updated blueprints and gear ratios for the Servo and Speedometer Drives on the Bentley 111 Chassis.
| Identifier | ExFiles\Box 98\1\ scan0119 | |
| Date | 15th December 1937 | |
| BY/MS. c. Rm.{William Robotham - Chief Engineer} 258B DA.{Bernard Day - Chassis Design}5/G.15.12.37. FH 402. BENTLEY 111 CHASSIS. Please receive herewith blueprints of G.CD.269 Servo and Speedometer Drives, to which the particulars of speedo gears for a rear axle ratio of 10/43 have been added. The 8/33 rear axle ratio has been deleted and particulars for a 10/41 ratio added, the speedo ratio of 25/9 remains, giving 781 speedometer revs. per mile. FH DA.{Bernard Day - Chassis Design} P.S. Please destroy prints sent with our Da.{Bernard Day - Chassis Design}1/G.4.12.37. | ||