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 obtain a Ferranti heating element for laboratory observations on the effects of heat radiation.
| Identifier | ExFiles\Box 63\1\ scan0219 | |
| Date | 7th March 1930 | |
| To Roy.{Sir Henry Royce} from EFC. X3025. EFC/MS7.3.30. Heating Element. Will you please obtain from the Jackson Electric Stove Co.Ltd. one old type Ferranti 1 k w. Fire Bar Element, 200 volts 5 amperes similar to a sketch recently sent to them with an enquiry as to whether they could supply. The price is 15/- less 25% and element is required in connection with laboratory observations of the effect of heat radiation, such as from the exhaust pipe, on ignition wires, tubes and other items. EFC. The Jackson Electric Stove Co.Ltd. 143 Sloane Street.(Adjoining Sloane Square). London S.W.1. | ||