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 the mixture control on the column to align the design with the Phantom model.
| Identifier | ExFiles\Box 106\3\ scan0179 | |
| Date | 23th May 1927 | |
| RR 728 REVISED (10H) (DE 649 9-12-26) BM. 2/1187. √5430 COMPLETED 7.10.27 STANDARDISATION of CHASSIS PARTS. Date 23.5.27 Reference: SUSSEX 5430 Box: X No. 5080 5430 Drawing N.sch. No. 2354 Part F.54863 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. Description of Parts. MIXTURE CONTROL ON COLUMN. Origin. To bring design in line with Phantom. Experimental Test Report. These were fitted to 10-G-111 and ran 10,000 miles in France. Road Test Report. No rattles were noticed during the test and controls worked satisfactorily. Weight of Old Part. Weight of New Part. Difference per Car. Cost of Old Part. £ 23 - 14 - 2 Cost of New Part. £ 25 - 11 - 9 Difference per Car. £ 1 - 17 - 7 increase Signature from Cost Dept. that above is correct. My/Rt 14/6/27. Cost of Parts in Works which will be scrapped if commenced on :- Series..........£......... Series..........£......... Series..........£......... Approval Table: INITIAL | DATE | REMARKS BJ. | 7.10.27 | Agreed. B.J. R.{Sir Henry Royce} | 25.5.27 | Agreed. FHR. WOR.{Arthur Wormald - General Works Manager} | 23.5.27 | Agreed. Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} | 30.5.27 | Agreed. Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 26.5.27 | Agreed. Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 25.5.27 | Agreed. BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 24.5.27 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 25.5.27 | Agreed. E.{Mr Elliott - Chief Engineer} PN.{Mr Northey} | | CWB. | 22.9.27 | Agreed. CWB. HS.{Lord Ernest Hives - Chair} | 23.5.27 | Agreed. Hs.{Lord Ernest Hives - Chair} | ||