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).
Request to order a Weston box type combined ammeter and voltmeter for the Experimental Department.
| Identifier | ExFiles\Box 33\4\ Scan193 | |
| Date | 14th June 1920 | |
| To Wd{Mr Wood/Mr Whitehead}/Ms. from EFC. c. Stores. X 1782. (handwritten) EFC1/T14.6.20. X.1782 - WESTON INSTRUMENT FOR EXPERIMENTAL DEPT. X 2065 (handwritten) We require, owing to further increase of staff, yet another Weston box type combined ammeter and voltmeter containing the following range 1.5 to 15 amperes 1.5 15 and 150 volts. This time we would preferably have an instrument with external shunts. Will you kindly put the above on order from the Weston Instrument Company. | ||