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).
Progress chart tracking the status of vehicle components through different departments.
| Identifier | ExFiles\Box 72\4\ scan0021 | |
| Date | 21th March 1923 guessed | |
| "X" denotes the column or columns to which the section refers. Title of Section. Instructed to Exptl:Dept: In hand in D.O. Waiting W.W. "E" DEPARTMENT Crankcase. X X Crankshaft. X Spring Drive. X Connecting Rod. X Piston. X Cylinder Block & Cylinder Head. X Tappets & Valves. X Inlet & Exh:Fittings. X Carburetter(Moving Choke LeC.1680). X Rocker & Shaft. X Magneto & Governor Drive. X Idler Gear. X Dynamo Water Pump Drive. X Oil Pump & Drive. X Water Pump & Wheelcase. X Water Connections. X X Oil Fittings. X X Wire Fittings. X Fan. X Controls. X Radiator. X Bonnet. X Starting Handle. X "G" DEPARTMENT Front Axle. X Rear Axle. X X Rear Brakes. X X Clutch. X Gear Box. X Propeller Shaft. X Brake Equaliser. X | ||