Dog Boats at War : Royal Navy D Class MTBs and MGBs 1939-1945

Built of plywood and measuring 115 feet long, powered by four supercharged petrol engines and armed to the teeth with heavy weapons, the 'D' Class Motor Gun Boats (MGBs) and Motor Torpedo Boats (MTBs) were better known as Dog Boats and played havoc with enemy shipping in home and foreign waters. Dur