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).
Comparison of weight and cost savings with modified types of radiator matrices.
| Identifier | ExFiles\Box 150\3\ scan0107 | |
| Date | 31th December 1936 guessed | |
| WEIGHT & COST SAVINGS WITH MODIFIED TYPES OF RADIATOR MATRICES CAR: PH. III PRESENT STANDARD MATRIX: MARK VI WITH .006 TINNED WATERWAYS, .004 TINNED AIRWAYS. 84 M/M DEEP PROPOSED STANDARD MATRIX: MARK VI WITH .005 TINNED WATERWAYS, .003 UNTINNED AIRWAYS. 84 M/M DEEP WT SAVING LBS: 7.0 COST SAVING: AT LEAST 6/10 INCREASE IN COOLING: No ALTERATION CAR: BENTLEY PRESENT STANDARD MATRIX: MARK V WITH .006 TINNED WATERWAYS, .004 TINNED AIRWAYS, 58 M/M DEEP PROPOSED STANDARD MATRIX: MARK VI WITH .005 TINNED WATERWAYS, .003 UNTINNED AIRWAYS, 52 M/M DEEP WT SAVING LBS: 8.0 COST SAVING: AT LEAST 4/1 INCREASE IN COOLING: 9% CAR: 25/30 PRESENT STANDARD MATRIX: MARK V WITH .006 TINNED WATERWAYS, .004 TINNED AIRWAYS, 58 M/M DEEP PROPOSED STANDARD MATRIX: MARK V WITH .005 TINNED WATERWAYS, .003 UNTINNED AIRWAYS. 58 M/M DEEP WT SAVING LBS: 5.0 (ESTIMATED) COST SAVING: AT LEAST 4/3. INCREASE IN COOLING: No ALTERATION. | ||