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).
List of new parts for a 40/50 chassis, detailing their standardization status and implementation agreement.
| Identifier | ExFiles\Box 31\2\ Scan044 | |
| Date | 1st August 1919 | |
| Contd. -3- X.1413 EH1/LG27. 8.19. NEW PART WHETHER STANDARDISATION SHEET SIGNED. Fitted to 40/50 Chassis 27. Wiring Arrangement. | No 28. New High Tension Wiring Tube. | Standardised 7-4-19 29. Insulated Switch on Steering Column. X 1413 | --- 30. Watford Magneto. | No 31. New Air Pump - fitted to Governor Case. | Standardised 6-1-16 32. Thermometer fitted. | Standardised 7-4-19 33. Lucas Dynamo. | No 34. New arrangement for slinging dynamo and adjustment. | No 35. Improved Steering Pivots. | No 36. Rear Springs - with thick leaves and split ends. | No 37. Hand Pump - suitable for Instrument Board. | No 38. Primer fitted to engine. | Standardised 29-9-17 39. Round tube honey-comb Radiator. | --- The following is a further list of parts which it has been agreed to fit on the chassis as soon as possible. 1. Improved Ball-end and connecting tube for front shock absorbers. | No 2. Petrol tank to take rear shock absorbers. | No Contd. | ||