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).
Instruction to replace suction pipe F.57678 with F.58328 on the 20/25 HP chassis due to a part failure.
| Identifier | ExFiles\Box 56\1\ Scan016 | |
| Date | 22th October 1931 | |
| REF. [crossed out] c. Hs {Lord Ernest Hives - Chair} /GWH. {George W. Hancock - Head Chateauroux} 85510. BY {R.W. Bailey - Chief Engineer} /HEB {H. Biraben} 3/M.22.10.31. 20/25 HP. CHASSIS. AUTOVAC AND PIPING SEC:7140. Please receive herewith one Blue Print of:- F.58328 Suction Pipe(Autovac from Induction Pipe). to be produced and fitted on 18-G-IV, before this car leaves, and also on other Experimental Chassis as required by Hs {Lord Ernest Hives - Chair} /GWH. {George W. Hancock - Head Chateauroux} due to Suction Pipe F.57678 failing on 19-G-IV, due to the Diamond Engine Mounting. We are instructing this on Production for 101 in 'T' Series in place of F.57678. [Handwritten notes] 3.50 59.5 24 ----- 34.5 BY {R.W. Bailey - Chief Engineer} /HEB. {H. Biraben} [signature] | ||