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 ignition ballast resistance wound with 'Glowray' wire for a 25/30 HP model.
| Identifier | ExFiles\Box 168a\5\ img072 | |
| Date | 2nd June 1937 | |
| RR 755A (SHT) 200KS 3/3/36 J.W.S. COMPLETED 30.6.37. 25/30 H.P. STANDARDISATION of PARTS Date: 2.6.37. X No. 6145. Drawing No. Part List Description of Parts: IGNITION BALLAST RESISTANCE WOUND WITH "GLOWRAY" WIRE. Origin: To make resistance with a non-temperature co-efficient. Report of Experimental Test: Completed 21,000 miles running on 35-EX. During this run the distributors were not adjusted or touched in any way. MATERIAL £ s. d.{John DeLooze - Company Secretary} LABOUR £ s. d.{John DeLooze - Company Secretary} CHARGES £ s. d.{John DeLooze - Company Secretary} TOTAL £ s. d.{John DeLooze - Company Secretary} Cost of Old Part Cost of New Part Nett Increase/Decrease: NEGLIGIBLE Signature from Cost Dept. that above is correct: G/RH{R. Hollingworth} 15.6.37. INITIAL DATE REMARKS SG.{Arthur F. Sidgreaves - MD} 29-6-37 Agreed Sg{Arthur F. Sidgreaves - MD} WOR.{Arthur Wormald - General Works Manager} Agreed Hs.{Lord Ernest Hives - Chair} C. 18.6.37. Agreed C. E.{Mr Elliott - Chief Engineer} 21.6.37. Agreed E.{Mr Elliott - Chief Engineer} DA.{Bernard Day - Chassis Design} 24.6.37. Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} 18.6.37. Agreed By.{R.W. Bailey - Chief Engineer} SFT.{Mr Swift} 21.6.37. Agreed RHC.{R. H. Coverley - Production Engineer} MX.{John H Maddocks - Chief Proving Officer} 17.6.37. Agreed Mx.{John H Maddocks - Chief Proving Officer} HS.{Lord Ernest Hives - Chair} | ||