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 scheme modifications for components including the gearbox, clutch, suspension, and steering.
| Identifier | ExFiles\Box 4\1\ 01-page222 | |
| Date | 3rd January 1935 | |
| sheet 3. Scheme No. Date Issued. N.Sch.4252. Gearbox: Mods.to 3rd and top actuating sleeve to reduce cost. 5.11.34. N.Sch.4256. Modified clutch operating finger to suit clutch to N. Sch. 4229. 8.11.34. N.Sch.4257. Servo Gears 2/21 ratio.and speedometer drive to suit. 9.11.34. N.Sch.4258. I.F.W.S. Stop to limit compression of damper bellows. 20.11.34. N.Sch.4261. I.F.W.S. Adjusting washers, upper and lower triangle outer bearings etc. 13.11.34. N.Sch.4263. Frame mod. to suit spherical mounting for Marles steering box. 13.11.34. N.Sch.4264. Gearbox:- mods. to casing to suit larger dia. slow speed servo. 14.11.34. N.Sch.4266. I.F.W.S.:- pads on yoke piece for measuring pivot lean. 15.11.34. N.Sch.4267. I.F.W.S. raised .500". 23.11.34. N.Sch.4270. Rear axle level plug on L.H. side of casing. 20.11.34. N...Sch.783. Raised gearbox crossmember and additional body bracket. 22.11.34. N.Sch.4274. Semi-servo braking system: intermediate lever and damper. 4.12.34. N.Sch.4273. Perfect oil seals on rear axle driving shafts. 23.11.34. N.Sch.4275. Gearbox:- increased leverage on 1st and 2nd speed actuating gear. 29.11.34. RR. Sch.781. Revised switchbox. 4.12.34. N.Sch.4280. Marles steering:- "C" type col.support brackets and gas tight floorboard seal. 3.1.35. | ||