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 car models with their respective coachbuilders, spare wheel provisions, and detailed weight specifications.
| Identifier | ExFiles\Box 3\2\ 02-page110 | |
| Date | 17th April 1925 guessed | |
| 74-AU. Open Touring. Coachbuilder, Windovers. Provision for spare wheels. Rear - Near. 1. Off. 1. Weight of complete car. Front 22 cwt. 2 qrs. 0 Lbs. Rear 21 " 3 " 0 " Total. 44 " 1 " 0 " 54-EU. Open Touring. Coachbuilder, Park Ward. Provision for spare wheels. Rear - Near 1. Off. 1. Front. 21 cwt. 1 qr. 0 Lbs. Rear. 22 " 2 " 21 " Total. 43 " 3 " 21 " 37-EU. Open Touring. Coachbuilder, Hoopers. Provision for spare wheels. Nil. Front 21 cwt. 3 qrs. 14 Lbs. Rear 23 " 0 " 14 " Total. 43 " 0 " 0 " 58-EU. 2 Seater Open Sports. Coachbuilder, Hiskins, Lichfield. Provision for spare wheels. Rear - Near. 1. Off 1. Front 21 cwt. 3 qrs. 0 Lbs. Rear. 22 " 2 " 0 " Total. 44 " 1 " 0 " 87-EU. Open Touring. Coachbuilder. Thos. Harrington, Brighton. Provision for spare wheels. Rear - Near. 1. Off. 1. Front. 21 cwt. 1 qr. 0 lbs. Rear. 22 " 0 " 0 " Total. 43 " 1 " 0 " 103-EU. Open Touring. Coachbuilder. Maythorne, Biggleswade. Provision for spare wheels. Rear. O.{Mr Oldham} Near. O.{Mr Oldham} Off. 1. Front. 21 cwt. 0 qrs. 7 lbs. Rear. 21 " 0 " 14 " Total. 42 " 0 " 21 " | ||