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 modifications and part specifications for various vehicle components.
| Identifier | ExFiles\Box 72\2\ scan0221 | |
| Date | 29th November 1926 | |
| -2- RHC{R. H. Coverley - Production Engineer}12/BE.29.11.26. Steering Column & Box -contd- Ante-rattle Device(Fig.1) to N.S.2183 otherwise to L.O.P. F.73819. Klaxon Switch To L.O.P. F.71892. Side Steering Tube. Side Steering Tube to F.74816 fitted with 2000 lbs. Springs F.75202 otherwise to L.O.P. F.74219. Dashbrackets & Footboards. 2½" wider & 1" higher Dashboard F.74382 & Dashbrackets F.73181-2 to N.S's 2001-2 & L.F.606. Pedals Improved "D" type Accelerator Pedal to N.S.2044 otherwise to L.O.P. F.72862. Autovac & Piping Latest Suction Elbow in accordance with memo -BY/RD2/ML. 9.7.26. & L.O.P. F.75341. N.P.AVC.2. Autovac fitted. Petrol Tank Latest Side Filler to N.S.2151 fitted with oil resisting rubber washers. Petrol Level Indicator modified to give more clearance between needle and glass to drms. F.75403-4, otherwise to L.O.P. F.74781. Luggage Grid. Strengthened Luggage Grid fitted with longer bolts F.75320, otherwise to L.O.P. F.73445. Spare Wheel Carrier(Side) Double Arm type Carrier to L.O.P. F.74734 using Step Irons F.75570. -contd- | ||