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 governor lag for chassis 8EX, plotting engine RPM against throttle notches.
| Identifier | WestWitteringFiles\P\October1926-November1926\ Scan135 | |
| Date | 19th November 1926 guessed | |
| GOVERNOR LAG (CHASSIS 8EX) ROLLER BEARING THROTTLE. BALL BEARING GOVERNOR. SHAFT ENGINE R.P.M. 1500 1250 1000 750 500 250 DOWN UP NOTCHES ON QUADRANT. 5 10 15 20 25 30 FIG II. | ||