Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 132,806 pages of information and 210,387 images on early companies, their products and the people who designed and built them.
1907 Peter Burt commenced working on a sleeve-valve engine
Later produced a tractor
Engines were made by John Wallace and Sons at 3 hp and 6-8 hp.
Possible engine production ceased around 1924