Naval Long Service and Good Conduct Medal (1848) the second version of the medal with its narrower suspender that was introduced in 1874, the ribbon dimensions were changed to 32 millimetres wide and Navy blue, with 6½ millimetres wide white edges. The first version of the medal has the effigy of Queen Victoria on the obverse and was designed by William Wyon, the chief engraver at the Royal Mint from 1828 until his death. The reverse has the image of HMS "Victory" that would remain virtually unchanged through all subsequent versions of the medal. The details of the recipient were either engraved or, after 1877, impressed around the
Distinguished Flying Medal awarded to commissioned officers and Warrant Officers, although the latter could also be awarded the DFM. The decoration ranked below the DFC in order of precedence, between the Military Medal and the Air Force Medal. Recipients of the Distinguished Flying Medal are entitled to use the post-nominal letters "DFM". Although announced in the London Gazette on 3 June 1918, the actual Royal Warrants were not published in the London Gazette until 5 December 1919. In 1979 eligibility for a number of British awards, including the DFM, was extended to permit posthumous awards. Until that time, only the Victoria Cross and