[ { "uri": "http://purl.org/heritagedata/schemes/eh_period/concepts/EAS", "label": "Early Anglo-Saxon", "label lang": "en", "note": "The first part of the period which saw the arrival of Anglo-Saxon culture (circa 410 CE to 660 CE).", "note lang": "en" }, { "uri": "http://purl.org/heritagedata/schemes/eh_period/concepts/EM", "label": "Early Medieval", "label lang": "en", "note": "This dates from the breakdown of Roman rule in Britain (c. 410) to the Norman invasion in 1066 and is to be used for monuments of post Roman, Saxon and Viking date.", "note lang": "en" }, { "uri": "http://purl.org/heritagedata/schemes/eh_period/concepts/EC01", "label": "Early 1st Century", "label lang": "en", "note": "The first third of the 1st Centuryof the common era. (1 CE to 32 CE).", "note lang": "en" } ]