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).
The flow testing procedure for a core unit by Messrs. Marstons.
| Identifier | ExFiles\Box 9\3\ 03-page091 | |
| Date | 19th February 1938 | |
| -2- Rm{William Robotham - Chief Engineer}/Std.2/MH.{M. Huckerby}19.2.38. on this unit if experience with the 50 B.II blocks shows this to be economic. Messrs. Marstons will flow test the core by inverting it and reversing the water flow during the tests. Inspection of the lower ends of the water ways will not, of course, be practicable with the tank fixed to the matrix. Rm{William Robotham - Chief Engineer}/Std. | ||