Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 133,805 pages of information and 211,901 images on early companies, their products and the people who designed and built them.
Fly was a motorcycle produced circa 1903.
The engine was supplied by the Carlton Motor Co of London, who were specialists in component sales. The machine was basic and typically primitive. It had the engine hung from the downtube of the frame, direct-belt drive and braced forks.