{ "system" : "China Historical GIS, Harvard University and Fudan University", "license" : "CC BY-NC 4.0", "uri" : "https://maps.cga.harvard.edu/tgaz/placename/hvd_23437", "sys_id" : "hvd_23437", "sys_id of alternate" : "", "spellings" : [ { "written form" : "杜橋市", "script" : "traditional Chinese", "exonym language" : "", "attested by" : "", "note" : "" }, { "written form" : "杜桥市", "script" : "simplified Chinese", "exonym language" : "", "attested by" : "", "note" : "" }, { "written form" : "Duqiaoshi", "transcribed in" : "Pinyin", "attested by" : "", "note" : "" } ], "feature_type" : { "name" : "村镇", "alternate name" : "村鎮", "transcription" : "cun zhen", "English" : "villages and small towns" }, "temporal" : { "begin" : "1820", "begin rule" : "9", "end" : "1820", "end rule" : "9" }, "spatial" : { "object_type" : "POINT", "xy_type" : "point", "latitude" : "31.88554", "longitude" : "118.82384", "source" : "FROM_FD", "present_location" : [ { "country code" : "cn", "text" : "江苏江宁县西南渡桥", "source" : "Fudan", "attestation" : "" } ] }, "historical_context" : { "part of" : [ { "begin year" : "1820", "end year" : "1820", "parent id" : "hvd_40548", "name" : "江宁县", "transcribed" : "Jiangning Xian" } ], "subordinate units" : [ ], "preceded by" : [ ] }, "data source" : "CHGIS", "source note" : "杜桥市(1820年)

清尹继善等修、黄之隽纂:乾隆《江南通志》卷25《关津》:“杜桥市,江宁县南四十里”,清乾隆《江宁新志》卷6《建置志》同。
按《景定建康志》卷16《镇市》:“杜桥市,在江宁县万善乡,去城四十里”,《至正金陵新志》卷4上《镇市》、正德《江宁县志》上《市镇》同。则市成于南宋景定以前,历元、明、清因袭。
又1984年《江宁县地名录》江宁县地名图,江宁县西南地名渡桥,位于殷巷南约十里。据光绪《江苏全省舆图》江宁县“殷村巷镇,在城南三十里”,与今渡桥地里正合,且音同,盖是。", "source uri" : "" }