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).
Tyre pressures for medium pressure tyres and well base rim combinations for 40/50 HP and 20 HP chassis.
| Identifier | ExFiles\Box 39\2\ Scan189 | |
| Date | 21th June 1926 | |
| X3538 Mr.Hancock. Hs.{Lord Ernest Hives - Chair} BY9/H.{Arthur M. Hanbury - Head Complaints} 21.6.26. TYRE PRESSURES FOR MEDIUM PRESSURE TYRE & WELL BASE RIM COMBINATION. 40/50 HP. Chassis. Axle weight not exceeding 24 cwts. 40 lbs. 28 cwts. 45 lbs. 35 cwts. 50 lbs. 20 HP. Chassis. Axle weight not exceeding 16 cwts. 35 lbs. 20 cwts. 40 lbs. 25 cwts. 45 lbs. RECEIVED 18 JUN 1926 BY.{R.W. Bailey - Chief Engineer} | ||