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 required modifications and provisions for various vehicle components.
| Identifier | ExFiles\Box 90a\4\ Scan189 | |
| Date | 12th May 1936 | |
| -2- Hs{Lord Ernest Hives - Chair}/OR.11/KW.12.5.36. Rear Top Cover. Strengthen and improve hinges and locking position of toggle levers. Bottom Headlamps. Adjust to get max. area through guards in front bottom cowling. Wire each lamp to separate engraved switches on instrument panel. Petrol Pumps. Fit second pair on dashboard and pipe through tap to give alternate tank lines on either pump. Wire second pump direct to separate switch engraved on instrument panel. Petrol Tank. Will be replenished at 120 litres/min. = 26.6 gallons/min. Filler and breather caps made to seal very easily. Modify drain plug to receive seal. Crankcase. Provision for the following items - Sump plug to be sealed. Filler cap and reserve tank filler cap made to seal very easily. Pipe joints from reserve tank to sump to be sealed. Exhaust pipe. This must not incline down to the ground. Will be tested by pacing sawdust on the ground near the outlet. Hs{Lord Ernest Hives - Chair}/G.H.Ratcliffe. | ||