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).
Letter to Donald Sessions & Co. Ltd. confirming a request for various pump components for testing.
| Identifier | ExFiles\Box 139\1\ scan0297 | |
| Date | 13th November 1936 | |
| COPY TO Rm{William Robotham - Chief Engineer}/GRY.{Shadwell Grylls}POY 1160 E/Lid.{A. J. Lidsey}2/HP. 13th November 1936. Messrs. Donald Sessions & Co.Ltd., 906, Harrow Road, Willesden, LONDON.N.W. For the attention of Mr Donald Sessions. Dear Sir, Further to your visit to our works this morning, this is to confirm that you will send to us:- (1) One 5/8" bore pump fitted with a release valve, and without valve seat inserts for the control valves - to be sent for the attention of Mr Grylls by Tuesday next, 17th inst. (2) Two complete sets of loose rubber ring type rams with two pumps as in (1) to be fitted for test purposes to trials cars. (3) One pump without valve seat inserts, which has been in use for some time, so that we can, after an examination of this pump, arrive at a decision with regard to dispensing with the phosphor bronze valve seat inserts, or alternatively decide upon using a different material - to be sent addressed to us, for the attention of Mr Ellio (4) One standard sheet metal shield as used on your standard pump units to prevent the valve handles getting into a dirtyccondition. In addition we shall be pleased to examine your latest engine driven pump jacking system when you have | ||