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).
Discrepancy between a 'sponge' figure and other clearance/travel figures.
| Identifier | ExFiles\Box 120\3\ scan0126 | |
| Date | 3rd January 1935 | |
| -2- It will probably be felt that the "sponge" figure of 43 thousandths should not be comparable with the clearance figure of 47 thousandths or the remaining travel figure of 35 thousandths. This matter is being taken up with the Makers. HB{C. E. Harcombe}/A.F.Martindale. | ||