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).
Accompanying the second report on petrol pump efficiency following alterations to suction passages and valve ports.
| Identifier | ExFiles\Box 17\5\ Scan098 | |
| Date | 14th November 1931 | |
| 87460. To R.{Sir Henry Royce} From Ha/Rm.{William Robotham - Chief Engineer} c. to Sg.{Arthur F. Sidgreaves - MD} Wor.{Arthur Wormald - General Works Manager} c. to E.{Mr Elliott - Chief Engineer} Da.{Bernard Day - Chassis Design} c. to By.{R.W. Bailey - Chief Engineer} Ha/Rm.{William Robotham - Chief Engineer}2/WJ.14.11.31. Attached hereto is the second report on the petrol pump shewing how the slight alterations to the suction passages and valve ports affected the efficiency of the pump. It will be noted that Test 9 shows that there is little or no difference between 8 cc. and 100 cc. Air bottle. We hope to have the latest pump on test within the next few days. Ha/Rm.{William Robotham - Chief Engineer} | ||