Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 142,051 pages of information and 227,612 images on early companies, their products and the people who designed and built them.
Hannon and Smith of Dale Street, Coventry
Clarendon was a motorcycle built by them from 1901 to 1904. At the same time they also built cars.
Company formed by William George Hammon
This reliable motorcycle was built with the company's own or a proprietary engine, rated at 3hp, in a loop frame. With near equal bore and stroke, it had an extra main bearing, outboard of the drive pulley.
In 1904 there was a mechanical inlet valve, but the marque soon disappeared.