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).
Ordering of standby Front Road Springs for the 10,000 Miles Tests.
| Identifier | ExFiles\Box 67a\2\ scan0105 | |
| Date | 30th January 1928 | |
| C. Hs{Lord Ernest Hives - Chair}/Hm.{Capt. W. Hallam - Head Repairs} X 8410 BY/HEB{H. Biraben}1/M.30.1.28. E.A.C. 14. FRONT ROAD SPRINGS SEC:7020. Further to our memo' BY/HEB{H. Biraben}4/M.4.1.28, by which we ordered special cambered 1050 and 1100 lbs. Front Springs, and 1550 lbs. Rear Springs, kindly note we have been requested by Hs{Lord Ernest Hives - Chair}/Rm{William Robotham - Chief Engineer}2/LG19.1.28, to order a further set of 1100 lbs. Front Springs as a standby in case of breakage during the 10,000 Miles Tests. Will you therefore please order the following:- F.78284 Front Road Spring (1100 lbs) 2 off. (With modified cambers as shown in table below). | SPRING. | FREE CAMBER | CAMBER UNDER LOAD | |---------------------|-------------|-------------------| | EAC 14. (F.78284). | 2.100 | 1.000 | | Standard. (F.71978).| 2.600 | .500 | The Standard Springs are shown for comparison. The Springs must be fitted with R.R. Type Clips in the position shown on sketch sent with memo' BY/HEB{H. Biraben}7/M.21.12.27, when Spring F.78164 was ordered for EAC.8. [STAMP: RECEIVED 31 JAN 1928] BY/HEB.{H. Biraben} AP | ||