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).
Request for the return of flow-tested matrices and a Mk.V. block for comparison purposes.
| Identifier | ExFiles\Box 150\3\ scan0149 | |
| Date | 24th April 1937 guessed | |
| -2- We should like to receive back the least badly blocked of the two matrices which we left with you as soon as you have flow tested same - we have forwarded an unused Mk.V. block for comparison and would like it returned with top and bottom tanks after your tests. Yours faithfully, FOR ROLLS-ROYCE LIMITED. | ||