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).
Internal order request for pure nickel wire and scientific equipment from the Cambridge Scientific Co.
| Identifier | ExFiles\Box 27\4\ Scan240 | |
| Date | 4th March 1931 | |
| O.O. From Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} c. to Wor.{Arthur Wormald - General Works Manager} 83035 Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}5/MJ.4.3.31. Will you please order for us 25 ft. of .0044 diameter pure nickel wire. We have previously had some of this wire about ten years ago and it was quite satisfactory so we suggest that you obtain it from the same source. Will you also please order for us from the Cambridge Scientific Co., one metre Potentiometer of 1 ohm's resistance, and two standard 10 ohm vitrious resistance which should be carried out to within 1/10%. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||