Use of 7mm tubes instead of 8mm tubes for a narrower radiator.
| Identifier | ExFiles\Box 66a\4\ scan0259 | |
| Date | 9th November 1927 | |
| X8250 To BY. {R.W. Bailey - Chief Engineer} from Hs. {Lord Ernest Hives - Chair} c. to E. {Mr Elliott - Chief Engineer} c. to DA. {Bernard Day - Chassis Design} Hs {Lord Ernest Hives - Chair} 4/LG9.11.27. RE. NARROWER RADIATOR. X8250 X7250 7 mm. tubes should be used in this radiator in place of the 8 mm. tubes which are now standard. The radiator we have been testing has been fitted with 7 mm. tubes. Hs. {Lord Ernest Hives - Chair} | ||
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).