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).
Modification request to increase the life of a milling cutter, detailing cost and production availability.
| Identifier | ExFiles\Box 171\2\ img354 | |
| Date | 14th September 1938 | |
| PHANTOM III STANDARDISATION of PARTS Estimated cost of new tools £14.0.0d. Could be brought on production as soon as new milling cutters are available. (without scrap). Modification requested by Works increases life of milling cutter from 150 to 200 rods. Each cutter costs £5. not £14. hence actual saving although not shown in factory cost is 1/7d. per set of conn. rods RHC.{R. H. Coverley - Production Engineer} MATERIAL LABOUR CHARGES TOTAL INITIAL DATE REMARKS S.C 14.11.38 HS{Lord Ernest Hives - Chair} 16.11.38 C 18.11.38 YB 19.11.38 AQ 21.11.38 RHC{R. H. Coverley - Production Engineer} 22.11.38 XM 26.11.38 RM{William Robotham - Chief Engineer} 30.11.38 | ||