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 frontal area, weight, and total savings for three different radiator matrix designs.
| Identifier | ExFiles\Box 87\1\ scan0136 | |
| Date | 19th January 1935 | |
| +40 19.1.35. (1) Frontal area of standard matrix - 471 sq.in. (2) " " " N.Sch.4235 " - 396 " " (3) " " " shortened expt. Matrix - 356 " " (1) Weight of standard shape matrix in Harrison Vee 31.5 29 lbs. (2) Estimated weight of N.Sch.4235 shape matrix in Harrison Vee 24.4 28.25 . (3) " " " shortened exp. matrix in Harrison Vee 22 25 lbs. Weight of water in (1) 13.75 lbs. " " " (2) 11.50 " " " " (3) 10.40 " Total saving over standard radiator with (1) - 13.0 15.3 lbs. " " " " (2) - 18.0 22.1 lbs. " " " " (3) - 22.5 25.6 lbs. Hs{Lord Ernest Hives - Chair}/Std. | ||