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 a radiator matrix for the 25/30 HP model to save weight and cost.
| Identifier | ExFiles\Box 105\1\ scan0281 | |
| Date | 20th August 1937 | |
| RR 755A (5H) 22635 3/9/36 J.W.S. COMPLETED 7.9.36. 25/30 H.P. STANDARDISATION of PARTS Date: 20.8.37. X No. 540. Drawing No. E.61411. Part List Description of Parts. RADIATOR MATRIX USING MARK VI CONSTRUCTION WITH .005 TINNED WATER WAY STRIP .003 TINNED AIRWAY STRIP (58 M.M. DEEP AS PRESENT STANDARD) Origin. To save weight (approx. 8 lbs.) A save cost. Report of Experimental Test. Matrices of this construction have completed 15,000 miles on both 3-B-IV and 35-EX cars in France satisfactorily. COST TABLE: 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: 3 18 6 | Bought outside. | | 3 18 6 Cost of New Part: 3 14 6 | Bought outside. | | 3 14 6 Nett Decrease: | | | 4 0 *Signature from Cost Dept. that above is correct. G/RL 21.8.37. APPROVALS: INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 6-9-37 | Agreed SG{Arthur F. Sidgreaves - MD} WORK Hs.{Lord Ernest Hives - Chair} | | Agreed Hs.{Lord Ernest Hives - Chair} C. | 24.8.37 | Agreed C. DA.{Bernard Day - Chassis Design} | 26.8.37 | Agreed Da.{Bernard Day - Chassis Design} By.{R.W. Bailey - Chief Engineer} | 25.8.37 | Agreed By.{R.W. Bailey - Chief Engineer} RHC.{R. H. Coverley - Production Engineer} | 25.8.37 | Agreed RHC.{R. H. Coverley - Production Engineer} MX.{John H Maddocks - Chief Proving Officer} | 30.8.37 | Agreed Mx.{John H Maddocks - Chief Proving Officer} Rm.{William Robotham - Chief Engineer} | 20.8.37 | Agreed Rm.{William Robotham - Chief Engineer} STAMP: J.S SEP 8 1937 | ||