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).
Instructions for incorporating the '2 Way Thrust Faces' and the Humber type Damper on a B.60 model.
| Identifier | ExFiles\Box 124\2\ scan0172 | |
| Date | 1st June 1946 | |
| and are to be used on a B.60 incorporating the "2 Way Thrust Faces" as per PL.7., and the Humber type Damper as per PL.90. This completes the instructions for the above. Rm{William Robotham - Chief Engineer}/HH. | ||