Recommendation for S.S. road spring percentages and material for the next 50 sets.
| Identifier | ExFiles\Box 16\7\ Scan174 | |
| Date | 14th May 1929 | |
| Y7410 To ROY. {Mr H. Royce - Buyer} from Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} c. to BY. {R.W. Bailey - Chief Engineer} Hs {Lord Ernest Hives - Chair} /Rm {William Robotham - Chief Engineer} 2/LG14.5.29. S.S. ROAD SPRINGS. With reference to ROY {Mr H. Royce - Buyer} 12/MG13.5.29. Further experience with the S.S. XXXX cars leads us to recommend the following spring percentages for the next 50 sets of S.S. material : Front 12 - 1000 lbs. 20 - 1050 lbs. 68 - 1100 lbs. Rear 8 - 1100 lbs. 18 - 1200 lbs. 66 - 1300 lbs. 8 - 1400 lbs. -------------------- Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} | ||
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).