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 vehicle weights for four different car models.
| Identifier | ExFiles\Box 128\1\ scan0194 | |
| Date | 24th April 1935 | |
| -4- HS{Lord Ernest Hives - Chair}/RH.{R. Hollingworth}13/KW.24.4.35. WEIGHTS. Hotchkiss 30 cwts. 7 lbs. 4-B-IV Open Touring 29 cwts. 42 lbs. 3-B-IV Original Saloon (Bn{W.O. Bentley / Mr Barrington}'s car) 31 cwts. 7 lbs. 1935 Standard Saloon 32 cwts. 28 lbs. | ||