Test results for a new 20/25HP tank engine water pump, showing a 65% increase in water flow.
| Identifier | ExFiles\Box 25\1\ Scan016 | |
| Date | 22th March 1932 | |
| γ E. {Mr Elliott - Chief Engineer} From Hs {Lord Ernest Hives - Chair} /Gry. {Shadwell Grylls} c. to By. {R.W. Bailey - Chief Engineer} Hs {Lord Ernest Hives - Chair} /Gry. {Shadwell Grylls} 2/MA.22. 3. 32. 20/25HP TANK ENGINE WATER PUMP. Replying to your E.1/HP.11.3.32., we have carried out tests on the water flow from the new 3" dia rotor pump with the large volute. The flow at 3000 r.p.m. shows an increase of 65% over the existing standard pump. Hs {Lord Ernest Hives - Chair} /Gry. {Shadwell Grylls} | ||
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).