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).
Proposal for a new instrument patch for the 20/25 HP Chassis, listing required parts for a mockup.
| Identifier | ExFiles\Box 62\2\ scan0329 | |
| Date | 8th October 1934 | |
| C. Hs{Lord Ernest Hives - Chair}/Wst. 1935. BY/RDS/W.8.10.34. 20/25 H.P. Chassis. Instrument Patch. R.R. Scheme 732. We propose to have a new instrument patch to the above scheme but before deciding final details Mr. Elliott wishes to have a 'mockup' made to test the illumination and, therefore, we hand you herewith blue prints of :- D.73732. Support Plate. 1 off. D.74733. Frame, Inst. Patch. 1 off. D.74734. Mount, Instruments. 1 off. D.74735. Clip, Lamp Holder. 10 off. D.74736. Shield, Warning Light. 3 off. D.74737. Fixing Plate. 3 off. The following standard parts will also be required :- DB.{Donald Bastow - Suspensions} 314. Casing. 13 off. DB.{Donald Bastow - Suspensions} 315. Contact. 13 off. DB.{Donald Bastow - Suspensions} 316. Contact Spring. 13 off. DB.{Donald Bastow - Suspensions} 317. Insert. 26 off. D.{John DeLooze - Company Secretary} 1223. Screw. 26 off. D.{John DeLooze - Company Secretary} 1342. Lock Washer. 26 off. D.50483. Washer. 26 off. L. 255. 16 v.{VIENNA} Bulb. 13 off. DB.{Donald Bastow - Suspensions} 179. Plug. 17 off. DB.{Donald Bastow - Suspensions} 180. Clip for Instruments. 16 off. K.1910A. Screw. 16 off. K.9006. Spring Washer. 16 off. D.53146. Stud, Earth Terminal. 1 off. K.4301. Nut. 1 off. K.4401. Plain Washer. 1 off. K.9003. Spring Washer. 1 off. D.73952. Red Glass. 1 off. These parts should be obtainable from production. Will you also please order the following parts, for which blue prints have previously been issued in connection with another experiment:- DB.{Donald Bastow - Suspensions} 817. Glass, Green. 1 off. DB.{Donald Bastow - Suspensions} 818. Glass, Amber. 1 off. The instruments for this patch will consist of a speedometer and clock, which are being supplied by Smiths, and four small standard Bentley instruments, the numbers (Contd :- | ||