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).
Estimated cost of extra jigs, tools and equipment with a cost comparison between an old and new part.
| Identifier | ExFiles\Box 62\1\ scan0364 | |
| Date | 11th October 1935 | |
| Estimated cost of extra jigs, tools and equipment (Sft{Mr Swift}/Ws.11.10.35) £5.0.0. Could be brought on to production at the first chassis in 'L' series. Material Labour Scharges Total £. s. d £. s. d £. s. d £. s. d Cost of Old Part. 3-11-0 2-11-8 3-17-6 10-0-2 Cost of New Part. 3-15-2 3-1-2 4-11-9 11-8-1 Nett Increase. 1-7-11 | ||