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 spares to be taken on 2 Goshawk IV.
| Identifier | ExFiles\Box 46\1\ Scan037 | |
| Date | 11th November 1922 guessed | |
| X4084 SPARES TO BE TAKEN ON 2 GOSHAWK IV. 1 front spring 540 lbs. 1 rear spring 800 lbs. 12 Shock Absorber plates - 1st. stage. 3 Valves complete with washers and springs. 6 Lodge Sparking Plugs. 6 K.L.G. " 2 spare Air Valves for carburetter - .425 .45 low speed throats. .625 .675 high speed throats. 4 different Air Valve Springs. 1 spare Battery Ignition. Straight exhaust pipe and stays. Set of joints and washers, including cylinder head. Enots Grease Gun. Tin of grease. Petrol stick calibrated to the tank. Tool for demounting rims. Withdrawing tackle for spring drive. Inspection Lamp. Case spare lamp bulbs. Valve lifter Tyre pressure gauge ---ooo---------- | ||