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).
Experimental radiator temperature test readings from road tests including Ticknall and London Road.
| Identifier | ExFiles\Box 38\2\ Scan085 | |
| Date | 12th January 1920 guessed | |
| Contd. -2- (4) Expt: Radiator. Tests as No.1. - 1/2 mile readings To Ticknall Water temp. | air. | M.P.H. 60°C | 34°F | Standing. 62 " | " | 30 63 " | " | " 65 " | " | " 63 1/2" | " | " 63 " | 34 1/2°F | " From Ticknall. Water temp. | air. | M.P.H. 61°C | 34 1/2°C | Standing. 63 1/2 " | " | 30 61 1/2 " | " | " 59 1/2 " | " | " 58 1/2 " | " | " 58 " | " | " R-R Radiator. Temperature Test - London Road 3 miles. Up. | Water | Air. | M.P.H. | Down. | Water | Air. | M.P.H. 1 | 66°C | 9.5°C | 30 | | 66°C | 9.5°C | 30 2 | " | " | " | | " | " | " 3 | " | " | " | | " | " | " Ticknall Hill. Start. Water. 64°C return--66°C. 20 MPH. | 64°C | return 66°C 30 " | 65 " | bottom 63 " 35 " | 66 " | _top. | 66 " | | ||