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).
Breakdown of maximum and minimum car weights, detailing front, rear, and total pounds for various components.
| Identifier | ExFiles\Box 107\4\ scan0014 | |
| Date | 14th June 1922 guessed | |
| (3) Maximum car. FRONT LBS. REAR LBS. TOTAL LBS. Standard chassis with 4 tyres, battery, spare wheel carrier, step irons, instruments (except clock and speedometer and gauge lamp, and) dummy switch. } 1140 1064 2204 Maximum body and wings and valances etc. 310 690 1000 Maximum weight of passengers and luggage. 208 692 900 Spares - see sheet (1). 20 129 149 TOTAL 1678 2575 4253 15 cwts. 38 cwts MINIMUM CAR. Standard chassis etc. 1140 1064 2204 Smallest body etc. 200 360 560 Passengers (maximum for particular car and luggage.) 114 710 824 Spares. 20 129 149 TOTAL 1474 2363 3737 | ||