Beardmore Heavy Oil engine, diesel engine, Tornado Mark III (No. 35, A.103459), by William Beardmore and Company Limited, Parkhead, Lanarkshire, Scotland, 1928. The Beardmore Heavy Oil engine, diesel engine, Tornado Mark III (No. 35, A.103459) was tested and used in several flight trials on the H.M. Airship R. 101. However, it is thought unlikely that this engine was on the final flight when the H.M. Airship R. 101 crashed.