Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 125,711 pages of information and 196,436 images on early companies, their products and the people who designed and built them.
Corona were motorcycles produced from 1901 to 1904 (1924?).
This was a small company that had originally dealt in cycles. They, like many other firms of the era, entered the market by adding an engine to a heavy-duty bicycle. Engines used would have been Belgian Minerva or French Clement, as well as British copies as they became available.