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).
The brake lining material for the 12.B.V. model on the front and rear.
| Identifier | ExFiles\Box 98\5\ scan0213 | |
| Date | 10th July 1939 | |
| Hoof To HPS{Horace Percy Smith - Experimental Factory Mgr}/RH.{R. Hollingworth} Rm{William Robotham - Chief Engineer}/JBD.{John B. Dixon - Fuel Systems}10/JH.10.7.39. 12.B.V. Brakes. The brakes on 12.B.V. should be lined with BZ.RU. on the front and rear. Rm{William Robotham - Chief Engineer}/JBD.{John B. Dixon - Fuel Systems} | ||