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).
Revised epicyclic 3rd speed gearbox and associated modifications.
| Identifier | ExFiles\Box 15\5\ Scan174 | |
| Date | 7th November 1930 | |
| X7310 BY.{R.W. Bailey - Chief Engineer} FROM DA.{Bernard Day - Chassis Design} Copy to SG.{Arthur F. Sidgreaves - MD} Copy to HS.{Lord Ernest Hives - Chair} DA{Bernard Day - Chassis Design}2/M7.11.30 X.7310 X.5310 X.523. EPICYCLIC 3rd. SPEED GEARBOX REVISED. we herewith send N. scheme 3168. - Modifications to the servo and brake arrangements to suit the new gearbox. DA.{Bernard Day - Chassis Design} | ||