Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,145 pages of information and 233,681 images on early companies, their products and the people who designed and built them.
1879 Frank Ashwell commenced business on his own account in Leicester, as a manufacturer particularly of warming and ventilating appliances for use in public buildings, of which a large number were so fitted up by him in various localities, including asylums, municipal and county buildings, banks and schools.
1883 David Mein Nesbit became manager of the warming and ventilating department.
1891 Nesbit was taken into partnership as Ashwell and Nesbit