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).
Cover sheet regarding the performances of shunt-wound dynamos suitable for external regulator control.
| Identifier | ExFiles\Box 31\1\ Scan101 | |
| Date | 1st February 1921 | |
| X.1402 1.2.21. X.294 - PERFORMANCES OF SHUNT WOUND DYNAMOS X.3936. SUITABLE FOR EXTERNAL REGULATOR CONTROL. Please find EFC3/T 11.1.21. in X.294. EFC/AT. | ||