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).
Table listing the weights of various car seats and cushions in pounds and ounces.
| Identifier | ExFiles\Box 117\3\ scan0215 | |
| Date | 21th November 1940 | |
| 21.11.40. SEAT WEIGHTS. B. V.{VIENNA} B-22-AW. Front Seat Cushion Lbs. ozs. 26 12 10 7 -- -- 37 3 9-B-V.{VIENNA} Front Seat Cushion 25 9 12 1 -- -- 37 10 VAUXHALL 10. Front Seat Complete 28 7 R.R. New Tubular Seat. Seat Complete with Steel front Valance 32 8 | ||