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).
Internal order request for Goshawk dynamo brushes specifying quantities and material grades.
| Identifier | ExFiles\Box 50\5\ Scan312 | |
| Date | 28th May 1924 | |
| X4333 To Wd. {Mr Wood / Mr Whitehead} from EFC. {E. Fowler Clarke - Electrical Engineer} EFC {E. Fowler Clarke - Electrical Engineer} 1/T28.5.24. X.4333 - GOSHAWK DYNAMO BRUSHES. Will you kindly order up :- 1 doz. 20 HP. dynamo main brushes D.50761. ½ doz. 20 " " control brushes. D.50736. in each of the two qualities:- (a) Le Carbone L.F.C.2. (main and control) (b) Le Carbone grade X for main brushes, together with Le Carbone grade EG60 for control brushes. These are for use in the Expl. Dept. EFC. {E. Fowler Clarke - Electrical Engineer} | ||