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).
Test results for three L.A. Type radiator models, detailing performance metrics over time.
| Identifier | ExFiles\Box 149a\2\ scan0176 | |
| Date | 1st September 1933 guessed | |
| L.A.TYPE RADIATOR TEST. MAKE & DATE. Minutes. B.H.P. Room Temper-ature Fah. Fan Temper-ature Cent. Revs. Loss of water. Flows. Capacity. Weight. No.11. 5 20 76 24 1600 g.p.h. Searle Film. 30 20 96 25 1600 1 lb. 1600 20.3.33 60 20 101 25 1600 3/4 Pt. 2 lbs. 1800 15 1/2 Pts. 26 lbs. 90 20 104 26.5 1600 3 lbs.2000. 2 ozs. 120 20 105 27 1600 No.16. 5 20 77 23 1600 g.p.h. Searle 30 20 96 25 1600 1 lb. 1650 31 water-ways. 60 20 101 26 1600 3/4 Pt. 2 lbs. 1750 15 Pts. 23 lbs. 20.5.33. 90 20 104 27 1600 3 lbs.1850. 5 ozs. 120 20 105 27 1600 No.17. 5 20 76 24 1600 g.p.h. Searle 30 20 95 26 1600 1 lb. 1600 30 Water-ways. 60 20 100 25.5 1600 3/4 Pt. 2 lb. 1800 15 1/4 Pts. 22 lbs. 26-4-33. 90 20 104 27 1600 3 lbs. 2000 8 ozs. 120 20 105 26.5 1600 Size of block :- 23 inches High. 16 1/4 inches wide at Top. 17 inches wide at Bottom. | ||