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).
Experimental parts fitted to chassis 4.EX.
| Identifier | ExFiles\Box 42\4\ Scan109 | |
| Date | 12th December 1920 | |
| .X3889 R.R. 156A (100 T) (S.H. 189. 11-8-20) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 2800 To EFC. from RHC.{R. H. Coverley - Production Engineer} c. to Hs.{Lord Ernest Hives - Chair} RHC{R. H. Coverley - Production Engineer}4/LG2.12.20. X.3764. RE CHASSIS 4.EX. Will you kindly note, the following experimental parts have been fitted to the above chassis. New Float Chamber N. sch. 504. X.4160. X.3764b. Modified Wiring N. sch. 571 using R.R. DistributionBoard, R.R. Ignition switch on Instrument Board, R.R. switchboard, Klaxon on Steering Column, Smith Speedo, Dynamo and cutout, Main switch and Actuator Box in series. X.4173. X.4186 X.4202. X.3660. New Petrol Tank to F.8570 - Petrol Level Indicator and Reserve Compartment, PetrolValve F.8645, Side Filler F.8551. Indicator Dial F.8555, special brackets on Tank to carry number plate. X.3888 X.4152. Body heating arrangement to N. sch. 645 using ½" heater cock and ½" tubing. X.4005 Spare wheel carrier N. sch. 641. Y.4208 Connection on Dash for gauge pipes F.8344. X.3913 Robert Bosch Magneto. C X.48 RHC.{R. H. Coverley - Production Engineer} | ||