Country diary: dazzled by the common's treasure

Biggleswade Common, Bedfordshire: Sunseeking yellow buttercups add to the floral riches of the meadowsA generous-hearted fellow country diarist, a native of Biggleswade, tipped me off at the beginning of the month to the whereabouts of treasure on the county’s largest common. Biggleswade Common has form: at the turn of the millennium, a detectorist unearthed a gold Saxon coin there that fetched a third of a million pounds at auction. Dawn Lawrence sent me in search of more riches, with pre