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).
Standardisation of a modified rear spare wheel carrier and luggage grid to increase ground clearance.
| Identifier | ExFiles\Box 114\4\ scan0190 | |
| Date | 26th March 1929 | |
| RR 755 REVISED (10H) (D.C. 777-29-2-28) MC C. LTD 45400 COMPLETED 9.5.29 STANDARDISATION of CHASSIS PARTS. Date 26.3.29 Description of Parts. REAR SPARE WHEEL CARRIER AND LUGGAGE GRID, LOP. E1697 X No. 5400 5600 Drawing No. Part List Origin. To increase ground clearance. Experimental Test Report. The design differs little from that on 14-G4 which has done 10,000 miles. Road Test Report. Will have done 10,000 miles on 17-G4 before cars leave test. A Scrap and replace at all costs, including Chassis already delivered to Customers. B Scrap and replace on Chassis in Works. C Scrap present stock and replace on all Chassis not yet handed to test. D Use existing stock Alteration effective on future Chassis. [Faint stamp across document: CHASSIS DEPT] Weight of Old Part. Cost of Old Part. £ 4. 17. 3 Weight of New Part. Cost of New Part. £ 7. 0. 6 Difference per Car. Difference per Car. £ 2. 3. 3. Cost of Parts in Works which will be scrapped if commenced on :- Series.........£......... Series.........£......... Series.........£......... [Stamped text in cost section] If rear spare wheel carrier only is fitted the increased cost per chassis is £1. 4. 0 Signature from Cost Dept. that above is correct. G/Rb.{R. Bowen}30.4.29 Wor.{Arthur Wormald - General Works Manager} [Approval Table] INITIAL | DATE | REMARKS | Sg.{Arthur F. Sidgreaves - MD} ED.{J. L. Edwards} SG.{Arthur F. Sidgreaves - MD} | 9.5.29 | Agreed. | Sg.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} | 22.4.29 | Agreed. | FHR. WOR.{Arthur Wormald - General Works Manager} | 26.3.29 | Agreed. | Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} | 3.4.29 | Agreed. | RG.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 4.4.29 | Agreed. | DA.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 26.3.29 | Agreed. | BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 27.3.29 | Agreed. | EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 10.4.29 | Agreed. | E.{Mr Elliott - Chief Engineer} PN.{Mr Northey} | 11.4.29 | Agreed. | PN.{Mr Northey} CWB. | 27.3.29 | Agreed. | CWB. HS.{Lord Ernest Hives - Chair} | 26.3.29 | Agreed. | Hs.{Lord Ernest Hives - Chair} Rn.{Mr Robinson} | ||