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 detailing the cost breakdown and material specification for valves.
| Identifier | ExFiles\Box 128\1\ scan0324 | |
| Date | 22th April 1938 | |
| PLEASE NOTE. Our Offices have now been transferred to COURTHOUSE GREEN, COVENTRY, to which all communications should be addressed. Our new Telephone No. is 8701 Coventry. [Handwritten at top: 1104 P.] BY APPOINTMENT TELEGRAMS: MORENGINES, COVENTRY. MORRIS MOTORS LTD. MORRIS (Regd Trade Mark) ENGINES BRANCH GOSFORD STREET, COVENTRY. LORD NUFFIELD CHAIRMAN OLIVER BODEN, O.B.E. VICE-CHAIRMAN J.{Mr Johnson W.M.} SHAW. MANAGING DIRECTOR YOUR REF: OUR REF: WRB/RJE. 22nd April, 1938. [Handwritten initial: L.] W.A.Robotham, Esq., Messrs. Rolls-Royce Ltd., DERBY. Dear Robotham, Many thanks for your letter of the 7th April. I am sorry I have been so long in replying to this, but by the time I obtained the information you required the holidays interrupted business. With regard to your question re the cost of valves, the figures are as follows:- Cost of material.................... 3.1d. Cost of all operations to produce forging, including cutting off, rough grinding, forging and inspection............ .638d. Total. 3.738d. [Handwritten annotation: with 250% overheads 5.3d] This figure is for bare labour and material charges, and includes no overheads. Material Specification. Carbon .6 Silicon 1.5 Manganese .5 Chromium 6.5 [Handwritten annotation: Quotation's we have had from outside are 10d each for lots of 8000 cont'd......] | ||