Detailed guide to the history of Bygrave, including the mysterious earthworks here: by Andy B on Tuesday, 12 May 2020 Detailed guide to the history of Bygrave, including the mysterious earthworks here: https://northhertsmuseum.org/wp-content/uploads/2020/05/Bygrave-Past.pdfSomething is not right. This message is just to keep things from messing up down the road