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).
Temperature readings for atmosphere, water, and floorboards related to a radiator test.
| Identifier | ExFiles\Box 75\4\ scan0080 | |
| Date | 3rd May 1912 guessed | |
| Atmos temp. Water temp. Floorboards temp underneath, Floorboards temp on top, 68 F 82c 30c 24.5c 68 85 30 24. 68 88 30 23.5 68 90 30 23.5 68 92 30 24 68 94 30.5 24. 68 96 30.5 24. 68 Boiling 31. 24 4. Standard radiator without bonnet or partition. This test was not taken but similar test done see Radiator tests Test number one item No3. | ||