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).
Diagrams showing multiple sectional views of a pre-selective synchro-mesh gearbox.
| Identifier | ExFiles\Box 136\2\ scan0209 | |
| Date | 5th October 1938 guessed | |
| PRE - SELECTIVE SYNCHRO - MESH GEAR BOX OLIVER PATENTS SECTION A-A SECTION B-B PART SECTION C-C SECTION D-D OFFSIDE VIEW WITH COVER REMOVED R N 1 2 3 4 3 A.V. Oliver. M.I.A.E. 20A, Berkeley Rd South Earlsdon Coventry. | ||