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).
Progress report on alternative motors and dynamos for the Goshawk II from various suppliers.
| Identifier | ExFiles\Box 51\5\ Scan009 | |
| Date | 24th May 1921 | |
| X4342 24.5.21. X.4342 - MOTORS OF OTHER MAKES FOR GOSHAWK II Smith Both motor and dynamo well in hand in By's Dept. C.A.V. Both motor and dynamo well in hand, but not so far advanced as Smith. Rotax. Awaiting reply from Rotax. Motor will not go in - it fouls crankcase breather. Rotax not yet asked to modify this, but awaiting result of EFC {E. Fowler Clarke - Electrical Engineer} 's visit to R. {Sir Henry Royce} Dynamo will go in O.K. All above dynamos being 5" require pakking up to the standard duameter 5 1/4". E.F.C. EFC. {E. Fowler Clarke - Electrical Engineer} | ||