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 schemes for the 20/25 HP and 40/50 HP chassis models.
| Identifier | ExFiles\Box 154a\3\ scan0145 | |
| Date | 1st August 1934 | |
| -2- BY {R.W. Bailey - Chief Engineer} /Mtn12/N.1.8.34 Cont'd. {John DeLooze - Company Secretary} Date Issued, Stn.Sht. No., Title, Date completed, Series where brought in, Chassis to test 20/25 HP. Chassis Cont'd. {John DeLooze - Company Secretary} 21.6.34, X.5000, Side oil drain in engine sump., 12.7.34, 'F', 17.9.34 22.6.34, X.5360, Spherical bearings for brake equalizer shafts., 12.7.34, 'F', 17.9.34 20.6.34, X.5090, Modification to Balancing cam., 11.7.34, 'F', 17.9.34 40/50 HP. CHASSIS. 1.3.34, X.7280, Starting carb. control scheme., 10.4.34, 'T', 15.9.34 11.4.34, X.7460, Petrol tank sealed filler air vent., 25.4.34, 'T', 15.9.34 28.5.34, X.7360, Bifurcated rivetting of brake lining., 21.6.34, 'T', 15.9.34 28.5.34, X.7300, Bifurcated rivetting of clutch lining., 21.6.34, 'T', 15.9.34 28.5.34, X.7300, External clutch adjustment and mods. to coupling., 18.6.34, 'T', 15.9.34 29.5.34, X.6119, Battery ignition dist. RR.Sch.478 with circular condenser., 18.6.34, U.2., -- 18.5.34, X.7310, Backed off 2nd. speed dog teeth., 18.6.34, 'T', 15.9.34 -Continued- | ||