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).
Top water temperatures during full throttle tests at 45 M.P.H. and 30 M.P.H.
| Identifier | ExFiles\Box 29\3\ Scan272 | |
| Date | 1st September 1930 guessed | |
| A.{Mr Adams} FULL THROTTLE TEST 45 M.P.H. (1) 19-EX Std. Radiator and fan belt choc. Top water temperature Condition. Fan standard. Fan altered. All closed. 92° C. 90° C. Four shutters open. 85° C. 84° C. Louvred bonnet. 82° C. 80° C. (2) 20 HP. GLN-60 45 MPH. Std. condition all closed. 92° C. (3) Chrysler 75 45 MPH. Std. condition louvred bonnet. 82° C. B. FULL THROTTLE TEST 30 M.P.H. (1) 19-EX Standard radiator and fan choc. Plain bonnet 92° C. Louvred bonnet 88° C. | ||