Altered blueprints for the 40/50HP Chassis Ignition Governor, specifically lengthening the relay cylinder.
| Identifier | ExFiles\Box 65\1\ scan0145 | |
| Date | 12th April 1926 | |
| To Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} X8685 BY {R.W. Bailey - Chief Engineer} /SS {S. Smith} 5/DB. {Donald Bastow - Suspensions} 12.4.26. Re 40/50HP Chassis - Ignition Governor. Sec:5120. Please receive herewith altered blueprints - E.74836 - Crosshead. E.74837 - Relay Cylinder in accordance with your request for relay cylinder .100 longer than present standard. Will you please instruct up accordingly. | ||
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).