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).
From Marstons detailing potential cost reductions on radiators for various car models.
| Identifier | ExFiles\Box 94\3\ scan0115 | |
| Date | 5th December 1936 | |
| 3240 STEADMAN - Please see me Rm{William Robotham - Chief Engineer} To E.{Mr Elliott - Chief Engineer} from ROY.{Sir Henry Royce} (E.{Mr Elliott - Chief Engineer} is struck through) c. to BY.{R.W. Bailey - Chief Engineer} (BY.{R.W. Bailey - Chief Engineer} is struck through) c. to Rm.{William Robotham - Chief Engineer} RADIATORS Marstons advise if we leave out the tinning of the centre strip, it will reduce the price: On the 40/50 HP. Radiators ............ 4/- per Radiator On the 25/30 HP. Radiators ............ 2/2d " " If, further, we modify the waterways from .006" to .005" leaving the airways constant, i.e. .004, the cost will be reduced: On the 40/50 HP. Radiators ............ 6/10d per Radiator On the 25/30 HP. Radiators ............ 4/3d " " Please confirm if there is any possibility of embodying such modifications on P.III.C Series and 25 HP. P.2 Series Radiators. ROY.{Sir Henry Royce} (Signature) | ||