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).
Page 2 of a document discussing the hydraulic restriction and cooling efficiency of a gap radiator matrix.
| Identifier | ExFiles\Box 15\1\ Scan128 | |
| Date | 13th June 1929 guessed | |
| -2- gap radiator. The hydraulic restriction of the matrix is much reduced. From our experience we are sure that increasing this gap will not reduce the cooling efficiency of the matrix. HS.{Lord Ernest Hives - Chair} | ||