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).
Letter from Hoffmann Manufacturing Co. Ltd. confirming that test results match their calculated values.
| Identifier | ExFiles\Box 114\1\ scan0209 | |
| Date | 2nd June 1939 | |
| THE HOFFMANN MANUFACTURING CO. LTD. To ROLLS ROYCE LTD. Page 2 Date 2.6.39. we have been waiting for actual tests to check our calculations. The results of these have now come through, and we are pleased to say they confirm the calculated values given on the drawing. We trust you will find the foregoing useful. . Yours faithfully, THE HOFFMANN MANUFACTURING CO. LTD. C H Smith TECHNICAL MANAGER. ENCL. Drawing No. 58-1009. | ||