Obverse: Bust of King George V in naval uniform, orders and medals (left). Legend: 'GEORGIVS V BRITT : OMN : REX ET IND : IMP:' Reverse: Britannia in a helmet, a trident in her right and a shield in her left hand, standing in a sea car drawn by two horses. Bar: 'PERSIAN GULF 1909-1914'. Inscription on edge: 'PAYR L.R. BARKER, R.N H.M.S. ALERT'. Fitted with a bar and white ribbon with rose-coloured edges divided by two narrow stripes of the same colour. On bar with three other medals MED1374-MED1376.

The son of a Melton Mowbray solicitor, Leonard Richard Barker (1881-1971) entered the civil branch of the Royal Navy on15 July 1899. Before the start of World War I, he had served on the East Indies Station with the rank of Assistant paymaster in sloops HMS 'Odin', and HMS 'Alert'. These ships were employed suppressing gun running in the Persian Gulf. He returned to the United Kingdom at the start of the war and by now a paymaster, was transferred to armoured cruiser HMS 'Roxburgh' from the 14 July 1915. The ship was at that time in Rosyth, undergoing repairs following her damage by a torpedo from 'U-38'. From April 1916 she was back in service, escorting Atlantic convoys. On the 13 February 1918, she rammed and sunk 'U-89'. Barker continued his naval career after the war, retiring as paymaster captain on 18 July 1931. He returned to service in 1940 and continued throughout World War II. He married Gladys Bootiman on 10 October 1916 in Liverpool and died in Addlestone, Surrey, aged 90.