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).
Results of a check on front springs, with measurements for camber and buffer clearance before and after testing.
| Identifier | ExFiles\Box 67a\1\ scan0019 | |
| Date | 12th November 1924 | |
| X8410 To Hs{Lord Ernest Hives - Chair} from RHC.{R. H. Coverley - Production Engineer} RHC{R. H. Coverley - Production Engineer}5/EU 12. 11. 24. RE 93 NK. We have checked front springs on above car to ascertain why buffer clearance had altered, and find that springs had taken .250 set. Particulars are as follows: Initial Camber. Before Test 2.750 After Test 2.500 Negative Camber. Before Test .500 After Test .700-.750 Buffer Clearance Before Test 1.300 After Test 1.000 approx. These are Firths 1100 and 1150 lb 12 1/2% springs. RHC.{R. H. Coverley - Production Engineer} | ||