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).
The specification for the inspection and test of an R.R. EAC. Dynamo with a 28 slot armature.
| Identifier | ExFiles\Box 68\4\ scan0047 | |
| Date | 19th December 1928 | |
| X8672. To EY. from EFC. c. Mr. Brock. EFC/T19.12.28. Herewith please receive copy of Specification of Inspection and Test of R.R. EAC. Dynamo (N.B.) with 28 slot armature. It will be noted that this specification applies to all machines with 28 slot armatures, whether of the Phantom (right hand rotation) or S.S. (left-hand rotation) types. EFC. | ||