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).
Page of calculations for end thrust and horizontal component forces on a lever and bushing.
| Identifier | ExFiles\Box 127\1\ scan0346 | |
| Date | 23th February 1938 | |
| -2- 23rd. February 1938. B.III. Mms. abt. b. 145 x 5.6 = add. end thrust in top lever x 10 Additional end thrust = 81.3 Horizontal component along bushing = 81.3 Cos 67½ = 31.3 lb. Rm{William Robotham - Chief Engineer}/Mr.Kennington. | ||