Filename,Caption,Subject Keyword 1,Subject Keyword 2,Subject Keyword 3,Period Term 1 (MIDAS),Period Term 2 (MIDAS),Period Term 3 (Other),Period Start Date (BC date should be prefixed using a minus symbol).,Period End Date (BC date should be prefixed using a minus symbol).,Creator First Name,Creator Last Name,Creator Organisation,Copyright Holder First Name,Copyright Holder Last Name,Copyright Holder Organisation,Location,Longitude (LL),Latitude (LL),Easting (OSGB),Northing (OSGB),Creation Date (dd/mm/yyyy),Software,Software Version,Language ,,,,,,,,,,,,,,,,,,,,,,,, inland_navigation.png,Map of the maximum extent known inland navigation in England and Wales during the Central Middle Ages.,Transport ,River Navigation,Canal ,EARLY MEDIEVAL ,MEDIEVAL ,,1000,1350,Eljas,Oksanen,,Eljas,Oksanen,,,,,,,2018-11-15,Esri ArcGIS, 10.2,English