{
  "system" : "China Historical GIS, Harvard University and Fudan University",
  "license" : "CC BY-NC 4.0",
  "uri" : "https://chgis.hudci.org/tgaz/placename/hvd_42000",
  "sys_id" : "hvd_42000",
  "sys_id of alternate" : "",
  "spellings" : [
    {
      "written form" : "永昌縣",
      "script" : "traditional Chinese",
      "exonym language" : "",
      "attested by" : "",
      "note" : ""
    },
    {
      "written form" : "永昌县",
      "script" : "simplified Chinese",
      "exonym language" : "",
      "attested by" : "",
      "note" : ""
    },
    {
      "written form" : "Yongchang Xian",
      "transcribed in" : "Pinyin",
      "attested by" : "",
      "note" : ""
    }
  ],
  "feature_type" : {
    "name" : "县",
    "alternate name" : "縣",
    "transcription" : "xian",
    "English" : "county"
  },
  "temporal" : {
    "begin" : "222",
    "begin rule" : "0",
    "end" : "588",
    "end rule" : "0"
  },
  "spatial" : {
    "object_type" : "POINT",
    "xy_type" : "point",
    "latitude" : "26.85284",
    "longitude" : "111.77067",
    "source" : "FROM_AC",
    "present_location" : [
      {
        "country code" : "cn",
        "text" : "湖南祁东县西北砖塘",
        "source" : "Fudan",
        "attestation" : ""
      }
    ]
  },
  "historical_context" : {
    "part of" : [
      {
        "begin year" : "222",
        "end year" : "588",
        "parent id" : "hvd_32886",
        "name" : "零陵郡",
        "transcribed" : "Lingling Jun"
      }
    ],
    "subordinate units" : [
    ],
    "preceded by" : [
    ]
  },
  "data source" : "CHGIS",
  "source note" : "<html><body>永昌县（222-588年）治所（傅林祥编写）<br><br>三国吴置。⑴治所在今湖南祁东县驻地洪桥镇西北砖塘。⑵属零陵郡。晋、南朝宋、齐、梁、陈因之。⑶隋开皇九年（589）平陈，废入零陵县。⑷<br><br>⑴《宋书》卷37《州郡三》：“永昌令，吴立。”（北京，中华书局，4册，1131页）<br>按：因无具体年代，暂作三国吴黄武元年（222年）置，待考。<br>⑵《舆地纪胜》卷56《荆湖南路》：“故永昌县在祁阳西八十里，隋开皇九年废。”（中华书局，3册，2048页）<br>嘉庆《清一统志》卷371《永州府二》：“永昌废县，三国吴分泉陵置，属零陵郡。晋及宋、齐以后因之。隋省入零陵。《明统志》：在祁阳县西八十里。应在今县西北，祁江之北，石燕山之东。”（137册，3页）<br>《湖南省志》第2卷《地理志（修订本）》第2篇《沿革》：“祁东县在汉时为泉陵县地。三国吴分泉陵县置永昌县。治所在今祁阳县治西北76里本县所辖的砖塘，因常出现汉砖得名。”（湖南人民出版社，上册，587页）<br>⑶《晋书》卷15《地理下》；北京，中华书局，2册，457页。<br>《宋书》卷15《州郡三》；北京，中华书局，4册，1131页。<br>《南齐书》卷15《州郡下》；北京，中华书局，1册，287页。<br>洪齮孙：《补梁疆域志》卷3；北京，中华书局，《二十五史补编》，第4册，4420页。<br>臧励和，《补陈疆域志》卷3；北京，中华书局，《二十五史补编》，第4册，4464页。<br>⑷唐?魏徵：《隋书》卷31《地理下》：“零陵，旧曰泉陵，置零陵郡。平陈，郡废，又废应阳、永昌、祁阳三县入焉。”（中华书局，1973年汪绍楹等校点本，第3册，第896页）</body></html>",
  "source uri" : ""
}