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).
Back pressure tests on the J.I. exhaust system for the 25 HP model.
| Identifier | WestWitteringFiles\W\May1931-August1931\ Scan051 | |
| Date | 9th June 1931 | |
| To Da.{Bernard Day - Chassis Design} From Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} c. to Sg.{Arthur F. Sidgreaves - MD} Wor.{Arthur Wormald - General Works Manager} c. to Ey. Hs{Lord Ernest Hives - Chair}/Ru.9/KT.9.6.31. J5230. J.I. EXHAUST SYSTEM. We send you herewith some back pressure tests which have been made on the existing 25 HP. exhaust system. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} ORIGINAL | ||