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).
Schedule of weights comparing a 16-cylinder Cadillac with a Long 40/50 HP car of the same body type.
| Identifier | ExFiles\Box 125\1\ scan0192 | |
| Date | 21th February 1935 | |
| SCHEDULE OF WEIGHTS in connection with 16 CYLINDER CADILLAC. ----------- Cadillac. Long 40/50 h.p. R-R with body of same type. Complete Car 58½ cwt. 49½ cwt. Body 19 cwt. (includes dashboard weighing about 30 lbs.) 14 cwt. Accessories 140 lbs. 70 lbs. Set of 4 doors 285 lbs. 284 lbs. Set of 4 wings 192 lbs. 80 lbs. Set of 2 stepboards 102 lbs. 84 lbs. Seat cushions (3) 194 lbs. 125 lbs. Rear squab 54 lbs. 37 lbs. Rear floor 52 lbs. (metal) 30 lbs. (wood) | ||