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).
Test report on four 45mm shafts run at 2 tons for 250,000 revolutions.
Identifier | ExFiles\Box 114\1\ scan0225 | |
Date | 3rd July 1939 | |
-2- Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls}13/MH.{M. Huckerby}3.7.39. Test (5). Four 45 mm shafts left black, run at 2 tons for 250,000 revolutions. Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} | ||