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).
Performance graph of Bensport petrol pumps, plotting delivery rate against pump speed for four test units.
| Identifier | ExFiles\Box 27a\2\ Scan209 | |
| Date | 28th June 1933 | |
| BENSPORT PETROL PUMP 1ST AND 2ND PRODUCTION PUMPS TESTED ON EXPtal RIG - WITHOUT CARBURETTERS 3RD AND 4TH PUMPS ALSO TESTED 4TH PUMP MAX. PRESS. 5 1/4 LB/D'' 3RD PUMP MAX. PRESS. 5.0 LB/D'' 2ND PUMP MAX. PRESS. 5 LB/D'' 1ST PUMP MAX. PRESS. 4.5 LB/D'' DELIVERY PTS./HR. PUMP SPEED R.P.M. W.B. | ||