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).
Instructions concerning an alternative parts source and a recommendation to begin experiments on ballast resistance.
| Identifier | ExFiles\Box 39\3\ Scan112 | |
| Date | 6th November 1918 | |
| RR 238 (300 Bks.) (SF 152. 6-11-18.) MP 197880 ROLLS-ROYCE LIMITED. INSTRUCTIONS. To __________ 19__ Order No __________ Customer's No. 3 but it is not clear who represents them in England. The alternative in ① should be obtainable from Mr B.P. Boyle. Asst to European Manager, Westinghouse International Electric Co. London. A good part to start on in these experiments would be the ballast resistance, as this is subject to heating and is simple in design. Signed H.F. Allen This Sheet must be filed on completion of the work. | ||