HMS J1 (Paperback)

High Quality Content by WIKIPEDIA articles! HMS J1 (later HMAS J1) was a Royal Navy J class submarine built by HM Dockyard at Portsmouth in Hampshire and launched on 6 November 1915. J1 operated in patrols in the North Sea. In November 1916 a German force of half a destroyer flotilla, three dreadnoughts, and a battlecruiser set out from port to rescue two submarines U-20 and U-30 that were stranded in fog off Jutland. On the return having only rescued one of the submarines the force passed J1 off Horns Reef on 5 November 1916.