Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 132,590 pages of information and 209,949 images on early companies, their products and the people who designed and built them.
DB and H of Woolston, Southampton
1913-1917 For a list of the models and prices of Marine Motors see the 1917 Red Book under the name of D. B. and H..
1920 February. Motor Boat and Marine and Stationary Engine Exhibition. Showed commercial engines.