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).
Proposal and cost estimate for standardising the Sorbo thrust washer for the Phantom III 'E' Series.
| Identifier | ExFiles\Box 94\2\ scan0280 | |
| Date | 10th January 1931 | |
| PHANTOM III STANDARDISATION OF PARTS Date: 10.1.31 Reference Number: X No. 358 Drawing No.: Part No.: Description of Part: SORBO THRUST WASHER. Origin: CONNAUGHT COMES. To improve operation and give greater freedom from creaking. Report of Experimental Test for top and third and speed. satisfactory operation. Estimated Cost of New Tools £3. 0. 0d. Could be brought on to production at the 1st Chassis in "E" Series (without scrap). Cost Table: Cost of Old Part?: MATERIAL 12s. 10d., LABOUR 1s. 1d., CHARGES 18s. 3d., TOTAL £1 12s. 2d. Cost of New Part: MATERIAL 12s. 10d., LABOUR 1s. 1d., CHARGES 18s. 8d., TOTAL £1 12s. 3d. Nett Increase Decrease Signature from Cost Dept. that above is correct. Approval Table: INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 29.1.31 | Agreed SH. | | Agreed as. C. | 19.1.31 | Agreed .C E.{Mr Elliott - Chief Engineer} | 2.8.31 | Agreed .E AD. | 12.1.31 | Agreed as. BY.{R.W. Bailey - Chief Engineer} | 12.1.31 | Agreed by.{R.W. Bailey - Chief Engineer} EB. | | Agreed. RHC.{R. H. Coverley - Production Engineer} | 12.1.31 | Agreed .RHC{R. H. Coverley - Production Engineer} MX.{John H Maddocks - Chief Proving Officer} | 13.1.31 | Agreed .MX{John H Maddocks - Chief Proving Officer} MR. | 10.1.31 | Agreed .MR | ||