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).
Diagrammatic wiring views for 20 HP and 40/50 HP dynamos from the commutator end.
| Identifier | ExFiles\Box 165\6\ img144 | |
| Date | 23th May 1927 | |
| X5660 R.R. DYNAMOS. A C B 7+ + - 20 H.P. +VE ROTATION. DIAGRAMMATIC VIEWS FROM COMMUTATOR END. + 7+ - 40/50 H.P. -VE ROTATION. ROLLS-ROYCE, LIMITED JOINT R.{Sir Henry Royce} 23 MAY 1927 E.F.C. 21.5.27. | ||