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).
Specification comparison sheet for various car parts across Peregrine and Bentley models.
| Identifier | ExFiles\Box 179\1\ img193 | |
| Date | 23th December 1931 guessed | |
| SECTION | COMMON TO BOTH PEREGRINE AND BENTLEY | SPECIFICATION OF PEREGRINE | SPECIAL TO BENTLEY BONNET. | Louvres and fittings. | Rivetless P. 2. fasteners. Flip flap shutters. | Bentley shape bonnet. STARTING HANDLE. | Some handle parts. | Sealed down J.{Mr Johnson W.M.} 3. | Some parts special. FRAME. | Gearbox crossmember and other odd pieces. | As set out for Pere: 2. Wheelbase 10 ft. | Special dropped frame & mostly special X members. FRONT AND REAR SPRINGS. | Springs & fittings save front shackle of rear spring. | As set out for Pere: 2. Oilless or grouped oilers for bushes. | Stiffer springs & special shackle front end rear springs. FRONT AXLE. | All parts except cross steering tube. | 56" track. Scaled down from J.{Mr Johnson W.M.} 3. Wide shoes to brakes. No axle control. | Special cross steering tube. STEERING COLUMN. | Box and column head. | Same as J.{Mr Johnson W.M.} 3. | Special length & angle. PEDALS. | Pedal assembly complete. | Adapted from J.3. parts. | Special mounting for pedal assembly. PETROL TANK. | All fittings, filler, and gauges. | 14 gls., central vent, side filler & K.S. gauge. | Shape of tank. DASHBOARD & FOOTBOARDS. | Column fittings and other units. | Universal type. | Shape of dash & recesses, also the footboards. SHOCK ABSORBERS. | -------- | RR. hydraulic with dash control. | Bought out (?) | ||