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 an A.T. Speedometer with larger figures on mileage disc and shrouded magnet.
| Identifier | ExFiles\Box 165\4\ img305 | |
| Date | 1st March 1935 | |
| RR 755 (SH) (57394. 30-1-34) BM 3/787/1. COMPLETED 8.5.35. 40/50 STANDARDISATION of PARTS. Date 16-4-35 1.3.35. X No. 6051. Description of Parts. A.T. SPEEDOMETER WITH LARGER FIGURES ON MILEAGE DISC AND SHROUDED MAGNET. Origin. To improve legibility of mileage recorders, prevent magnetic interference, improve balance, and reduce weight. Report of Experimental Test. Tested on Bench and on 5-B-IV, and is a distinct improvement over existing instrument. Weight of Old Part. Weight of New Part. Difference per Car. Cost of Old Part. £ Cost of New Part. £ Difference per Car. £ 1 - H - 11 Increase. Handwritten Note: See over. Also includes Concentric dials etc - Std Sheet No x6033 Cost of Parts in Works which will be scrapped if commenced on:- Series............£......... Series............£......... Series............£......... Signature from Cost Dept. that above is correct. 10-H-35. INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 2-5-35. | Agreed Sg.{Arthur F. Sidgreaves - MD} WOR.{Arthur Wormald - General Works Manager} | 17.4.35. | Agreed Wor.{Arthur Wormald - General Works Manager} C. | 18.4.35. | Agreed C. RG.{Mr Rowledge} | | DA.{Bernard Day - Chassis Design} | 30.4.35. | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 18.4.35. | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 17.4.35. | Agreed EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 17.4.35. | Agreed E.{Mr Elliott - Chief Engineer} BN.{W.O. Bentley / Mr Barrington} | 30.4.35. | Agreed Bn.{W.O. Bentley / Mr Barrington} SFT.{Mr Swift} | 17.4.35. | Agreed Sft.{Mr Swift} MX.{John H Maddocks - Chief Proving Officer} | 24.4.35. | Agreed Mx.{John H Maddocks - Chief Proving Officer} HS.{Lord Ernest Hives - Chair} | 16.4.35. | Agreed Hs.{Lord Ernest Hives - Chair} Stamp: Received J.S! 2 MAY 1935 | ||