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).
Damper loads with low rating springs for 20/25 HP cars.
| Identifier | ExFiles\Box 105\3\ scan0188 | |
| Date | 11th June 1931 | |
| J 5520. 11.6.31. 20/25 HP. CARS. DAMPER LOADS WITH LOW RATING SPRINGS. J 5410. Front. Rear. 18.G.IV. 115/90 lbs. 115/90 lbs. .055" dia. leak. .055" dia. leak. 17.G.IV. 115/90 lbs. 115/90 lbs. .055" & .032" dia. leaks. .055" & .032" dia. leaks. 16.G.IV. 115/90 lbs. 115/90 lbs. .055" dia. leak. .055" & .032" dia. leak. G.L.R.59. 115/90 lbs. 115/90 lbs. .055" dia. leak. .055" dia. leak. | ||