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).
Directive to standardize brake linings and servo cams on all future experimental chassis.
| Identifier | ExFiles\Box 121\1\ scan0163 | |
| Date | 11th July 1939 | |
| 1029. To HPS{Horace Percy Smith - Experimental Factory Mgr}/RH.{R. Hollingworth} Rm{William Robotham - Chief Engineer}/JBD.{John B. Dixon - Fuel Systems}2/JH.11.7.39. BRAKES. Will you please line all future experimental chassis with VG.90 brake linings unless otherwise specified. 30° cams should also be fitted on the servos. Rm{William Robotham - Chief Engineer}/JBD.{John B. Dixon - Fuel Systems} | ||