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).
From Maurice Olley regarding work progress, with various technical calculations concerning weight and efficiency.
| Identifier | ExFiles\Box 170\2\ img140 | |
| Date | 31th March 1933 guessed | |
| Lovesey left some jobs for me to do, which I have been forced to neglect hitherto in order to earn my bread & butter. They are now under way & I will write you about them shortly. Best wishes Sincerely Maurice Olley [Upside down text] LH{Mr Haworth} 78% Actual 18 lbs = 23 lbs 100% efficient - 3000 / 13 324 LBS 13-1. 81 9.5- 6.1 = 1.9 | ||