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).
Order for modified front road springs with altered cambers for an E.A.C.7 chassis, noted as urgent for Mr. Royce's car.
| Identifier | ExFiles\Box 16\7\ Scan050 | |
| Date | 17th February 1928 | |
| X7410 c. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} BY/HEB{H. Biraben}1/M.17.2.28. E.A.C.7. CHASSIS. FRONT SPRINGS & FITTINGS SEC:7020. In accordance with Hs{Lord Ernest Hives - Chair}/Rml/LG16.2.28, will you kindly order up the following Road Springs.- F.72700 - 1150 lbs. Front Road Spring. 2 off. but with the cambers altered as follows.- Free Camber 2.850 instead of 3.350 Positive. Max: Bump 3.150 instead of 2.650 Negative. Full Load .650 instead of .150 Negative. Rate is the same, that is, 314 lbs per inch. These springs should be marked with the following Piece No: F.78551. The Expl: Dept. have agreed to reduce the Rubber Buffer to obtain the necessary clearance. This matter is very urgent as these springs are for Mr. Royce's Car, kindly urge delivery. The Anchor Plate Centres will be the same as those for the 1100 lbs. spring recently supplied, that is, A Dimension 16.3125. B 6.625. BY/HEB.{H. Biraben} | ||