Distinguished Service Medal (Great Britain)

found: Work cat: Easton, G.D.M. The Distinguished Service Medal 1939-1991, 2014:title page (Distinguished Service Medal) page i (confirmed by Royal Warrant in October 1914, discontinued in 1993 and replaced by the Distinguished Service Cross)

found: The medal yearbook, 2013:page 97 (British Decorations: Distinguished Service Medal; instituted October 14, 1914; awarded to petty officers and ratings of the Royal Navy, NCOs and other ranks of the Royal Marines and all other persons holding corresponding rank in the naval forces; in the 1993 review of gallantry awards this decoration was replaced by the Distinguished Service Cross which is now available to both officers and other ranks)