Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,405 pages of information and 233,863 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