File cover note regarding the B.III model's hydraulic operation for the front axle and brakes.
| Identifier | ExFiles\Box 98\3\ scan0063 | |
| Date | 11th November 1938 | |
| 406 Rm. {William Robotham - Chief Engineer} By {R.W. Bailey - Chief Engineer} /ALD. {F. Allwood - Experimental Design} 25/G. 11-11-38 B.III Hydraulic Operation Front Axle Front Brakes. in file 401 | ||
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).