{ "system" : "China Historical GIS, Harvard University and Fudan University", "license" : "CC BY-NC 4.0", "uri" : "https://maps.cga.harvard.edu/tgaz/placename/hvd_30226", "sys_id" : "hvd_30226", "sys_id of alternate" : "", "spellings" : [ { "written form" : "鄂州觀察防御使", "script" : "traditional Chinese", "exonym language" : "", "attested by" : "", "note" : "" }, { "written form" : "鄂州观察防御使", "script" : "simplified Chinese", "exonym language" : "", "attested by" : "", "note" : "" }, { "written form" : "Ezhou Guanchaf", "transcribed in" : "Pinyin", "attested by" : "", "note" : "" } ], "feature_type" : { "name" : "防镇", "alternate name" : "防鎮", "transcription" : "fang zhen", "English" : "defense command" }, "temporal" : { "begin" : "777", "begin rule" : "4", "end" : "778", "end rule" : "4" }, "spatial" : { "object_type" : "POINT", "xy_type" : "point", "latitude" : "30.56069", "longitude" : "114.30573", "source" : "FROM_AC", "present_location" : [ { "country code" : "cn", "text" : "湖北武汉市武昌", "source" : "Fudan", "attestation" : "" } ] }, "historical_context" : { "part of" : [ { "begin year" : "777", "end year" : "778", "parent id" : "hvd_113618", "name" : "唐", "transcribed" : "Tang" } ], "subordinate units" : [ { "begin_year" : "777", "end_year" : "778", "child id" : "hvd_32926", "name" : "岳州", "transcribed" : "Yue Zhou" } ], "preceded by" : [ { "preceded by id" : "hvd_30225", "name" : "鄂州观察使", "transcribed" : "Ezhou Guanchas" } ] }, "data source" : "CHGIS", "source note" : "鄂州观察防御使(777年——778年)治所和界线

唐大历十二年(777年)改鄂州观察使置。(1)治鄂州(今湖北武汉市武昌)。领鄂州、岳州……等州。(2)十四年(779年)废。(3)

注:
(1)《新唐书》卷68《方镇表五》大历十二年(777年):“鄂州观察使兼防御使。”(北京,中华书局,1975年,6册,1907页)
(2)《新唐书》卷68《方镇表五》永泰元年(765年):“升鄂州都团练使为观察使,增领岳、蕲、黄三州。”(北京,中华书局,1975年,6册,1905页)据《新唐书》卷68《方镇表五》乾元二年(759年):“置鄂、岳、沔三州都团练守捉使,治鄂州(今湖北武汉市武昌)。”(6册,1903页)则鄂州都团练使即原鄂、岳、沔三州都团练守捉使。鄂州观察使领有鄂州、岳州……等州。按:现改名鄂州观察防御使,当治所及所领不改。
(3)《新唐书》卷68《方镇表五》大历十四年(779年):“罢鄂州观察防御使。”(北京,中华书局,1975年,6册,1908页)", "source uri" : "" }