{
  "id": "hms-e23-342545-3ca30563ce25fca4",
  "slug": "hms-e23",
  "title": "HMS E23",
  "qid": "Q2944035",
  "lead": "HMS E23 was an E-class submarine built by Vickers, Barrow-in-Furness. She was laid down on 28 September 1914 and was commissioned on 6 December 1915. E23 torpedoed the German dreadnought (18,900 tons), holing her off Terschelling on 19 August 1916. E23 was sold on 6 September 1922 in Sunderland.",
  "body": "HMS E23 was an E-class submarine built by Vickers, Barrow-in-Furness. She was laid down on 28 September 1914 and was commissioned on 6 December 1915. E23 torpedoed the German dreadnought (18,900 tons), holing her off Terschelling on 19 August 1916. E23 was sold on 6 September 1922 in Sunderland. ==Design== Like all post-E8 British E-class submarines, E23 had a displacement of at the surface and while submerged. She had a length of and a beam of . She was powered by two Vickers eight-cylinder two-stroke diesel engines and two electric motors. The submarine had a maximum surface speed of and a submerged speed of . British E-class submarines had a fuel capacity of of diesel and ranges of when travelling at . E23 was capable of operating submerged for five hours when travelling at . E23 was armed with a 12-pounder QF gun, mounted forward of the conning tower. She had five 18-inch (450 mm) torpedo tubes, two in the bow, one either side amidships and one in the stern with ten torpedoes on board. E-class submarines had wireless systems with power ratings; in some submarines, these were later upgraded to systems by removing a midship torpedo tube. Their maximum design depth was although in service some reached depths of below . Some submarines contained Fessenden oscillator systems. ==Crew== Her complement was three officers and 28 men. ==References==",
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    "title": "HMS E23",
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    "container-title": "encyclopegia.org",
    "publisher": "Anticloud FZ LLE",
    "publisher-place": "Dubai, United Arab Emirates",
    "URL": "https://encyclopegia.org/a/hms-e23",
    "issued": {
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          2026,
          10,
          18
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    "license": "CC BY-SA 4.0",
    "DOI": "eo1:hms-e23-342545-3ca30563ce25fca4",
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