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).
Specifications for 'LE CARBONE' dynamo brushes submitted for trial.
| Identifier | ExFiles\Box 60\1\ Scan081 | |
| Date | 13th February 1929 | |
| Messrs. Rolls Royce Ltd. -2- 13th February,1929 "LE CARBONE" Dynamo Brushes submitted for trial To Drawings D70966/67. with curved face, slot riveted connection, and flexible. 4..EG3502 } size 27.6 x 12.6 x 4.75mm. 4..EG60/3 } 4..EG3502 } size 27.6 x 12.6 x 4.76mm. 4..EG60/3 } To Drawings D70912/13 with curved face, riveted connection and flexible. 4..EG3502 } size 27.6 x 12.6 x 7.086mm. 2 slots. 4..EG60/3 } 4..EG3502 } size 27.68 x 12.468 x 7.086m/m.{Mr Moon / Mr Moore} 1 slot. 4..EG60/3 } R/ED{J. L. Edwards} | ||