iitc plugin - show crow taiwan map This userscript is a iitc ( https://iitc.me/ ) plugin for adding several map layers of taiwan between 1895-1974. map data All map data belongs to Center for GIS, RCHSS, Academia Sinica. To get more information you could visit: http:https://gis.rchss.sinica.edu.tw/ http:https://ndaip.sinica.edu.tw/content.jsp?option_id=2621&index_info_id=6924 http:https://gissrv4.sinica.edu.tw/gis/twhgis.aspx http:https://gis.sinica.edu.tw/tileserver/ http:https://gissrv4.sinica.edu.tw/gis/Taipei.aspx