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).
Graph showing the results of an increased speed test for a Peregrine petrol pump.
| Identifier | ExFiles\Box 27a\2\ Scan103 | |
| Date | 30th June 1932 | |
| LEC 2861 PETROL PUMP INCREASED SPEED TEST FOR PEREGRINE .250" DIA. PIPE LINE NO FILTER .250" STROKE DELIVERY PTS/HR MAX PRESS LB/D" PUMP SPEED R.P.M. TEST PUMP OFF 1 PERE II ENGINE MAX PRESS TEST PUMP 140 130 120 110 100 90 80 4 2 1250 1500 1750 2000 2250 2500 2750 3000 3250 3500 | ||