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 test report for low rating front road springs for right-hand and left-hand drive cars.
| Identifier | ExFiles\Box 171\1\ img281 | |
| Date | 5th May 1931 | |
| RR 788 (10M) (5459, 24-10-30) 6/3155. COMPLETED 4.12.31. STANDARDISATION of CHASSIS PARTS. Date 5.5.31 X No. 7410 Description of Parts. LOW RATING FRONT ROAD SPRINGS FOR F.H. AS WELL AS L.H. CARS. Origin. To improve riding comfort. Drawing No. Part List Experimental Test Report. Initial camber 4.5" Loaded camber Flat. Run 30 hours on the bump test without failure. Road Test Report. Run 8,000 miles on 18-EX. Over 10,000 miles on 25-EX, 24-EX, 20-EX, 22-EX. 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. £ --- Cost of Old Part. £ --- Weight of New Part. £ Cost of New Part. £ Difference per Car. £ Difference per Car. £ None Cost of Parts in Works which will be scrapped if commenced on :- Series.........£....... Series.........£....... Series.........£....... Signature from Cost Dept. that above is correct /nb.18.11.31. G.20.11.31. INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 23.11.31 | Agreed Sg.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} | 4/5/31 | Agreed R.{Sir Henry Royce} WOR.{Arthur Wormald - General Works Manager} | 7.5.31. | Agreed Wor.{Arthur Wormald - General Works Manager} C. | 6.5.31. | Agreed C. RG.{Mr Rowledge} | 7.5.31. | Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 8.5.31. | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 6.5.31. | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 6.5.31. | Agreed EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 7.5.31. | Agreed AE. PN.{Mr Northey} | 6.5.31. | Agreed PN.{Mr Northey} HS.{Lord Ernest Hives - Chair} | | Agreed Hs.{Lord Ernest Hives - Chair} | ||