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).
Test results for S.S. rear shock damper springs used on HP and L.P. valves.
| Identifier | ExFiles\Box 55\4\ Scan379 | |
| Date | 22th June 1929 guessed | |
| SHOCK DAMPERS - S.S. REAR. F.76548 springs used on both H.P. and L.P. valves. Test A.{Mr Adams} H.P. spring compressed to 1.000" L.P. " " " 1.150" Test B. H.P. " " " 1.150" L.P. " " " 1.000" | Spring No. | TEST A.{Mr Adams} High press: lbs. (Set up .250) | Low press: lbs. | TEST B. High press: lbs. | Low press: lbs. | |---|---|---|---|---| | 1 | 76 | 33 | 28 | 83 | | 2 | 81 | 34 | 28 | 84 | | 3 | 78 | 33 | 26 | 80 | | 4 | 80 | 33 | 28 | 82 | | 5 | 80 | 35 | 28 | 83 | | 6 | 75 | 32 | 25 | 80 | | 7 | 76 | 33 | 28 | 81 | | 8 | 76 | 34 | 29 | 84 | | 9 | 78 | 34 | 32 | 85 | | 10 | 76 | 33 | 29 | 82 | | ||