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 chassis parts for 20 HP narrow hubs.
| Identifier | ExFiles\Box 106\4\ scan0117 | |
| Date | 18th May 1929 | |
| RR 755 REVISED (10H) (D.C. 777-29-2-28) Mᶜ C. Lᵀᴰ /5810 COMPLETED 13.6.29 STANDARDISATION of CHASSIS PARTS. Date 18.5.29 Description of Parts, G/Pbh 20 HP. NARROW HUBS. Origin, To improve design. Experimental Test Report. This design follows the recent Phantom modification - the hubs are made narrower so that wheels do not stand out so far. Road Test Report. Tested 10,000 miles on 14-G4. Run 7500 miles on 12-G4. No troubles. X No. 5810 Drawing No. Part List 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. Weight of Old Part. Weight of New Part. Difference per Car. Cost of Old Part. £ 29-8-10 Cost of New Part. £ 27-15-10 Difference per Car. £ 1-13-0 Decrease - W.O. Ent 22/9 Signature from Cost Dept. that above is correct. GRH 11/6/29. 9/12/6/29 Cost of Parts in Works which will be scrapped if commenced on:- Series.........£......... Series.........£......... Series.........£......... INITIAL | DATE | REMARKS BJ. | 13-6-29 | Agreed. Sq. R.{Sir Henry Royce} | 23.5.29 | Agreed. FHR. WOR.{Arthur Wormald - General Works Manager} | | RG.{Mr Rowledge} | 22.5.29 | Agreed. RG.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 23.5.29 | Agreed. DA.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 22.5.29 | Agreed. BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 22.5.29 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 23.5.29 | Agreed. E.{Mr Elliott - Chief Engineer} PN.{Mr Northey} | 24.5.29 | Agreed. PN.{Mr Northey} CXXR. | | Agreed. C. Hs.{Lord Ernest Hives - Chair} | 18.5.29 | Agreed. Hs.{Lord Ernest Hives - Chair} [Stamp: J.S. JUN 1929] [Stamp: 20 CHASSIS] [Stamp: Received] | ||