Instruction sheet detailing radiator tests with temperature readings from hill climb and road tests.
| Identifier | ExFiles\Box 38\2\ Scan072 | |
| Date | 17th July 1919 | |
| V3456 R.R. 26 10M Bks.) (SE 581 13-5-18). M.P. 189358 ROLLS-ROYCE LIMITED. INSTRUCTIONS. To Mr Hives L17/7/19 1919 Order No. Radiator Tests Customer's No. Tests carried out at 30 mph & Instruments checked every half mile Southwell Radiator Southwell Hill Test Wat Air | Wat Air 64 1/2 °C 35°F | 62 35 65 1/2 | 63 1/2 64 | 63 1/2 62 | 64 1/2 34 1/2 60 [crossed out] | 65 1/2 down. | up London Rd 3 mile stretch Wat air | Wat Air 62 1/2 35 1/2 | 62°C 35 1/2 F 61 1/2 | 62 61 1/2 | 62 1/2 61 1/2 | 62 1/2 61 | 62 1/2 61 35 | 62 1/2 35°F up | down Signed: A Hall This Sheet must be filed on completion of the work. | ||
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).