A visit to the Frampton Country Fair, set on the Frampton estate near the River Severn in Gloucestershire, which has been running since 1986. It boasts such attractions as terrier racing, otterhounds, hunting from horseback with an eagle and impressive gundog displays. Miles Warde talks to some of those people behind the scenes - including Rollo Clifford, Lib Smith and Sharon Sugars - and many of the exhibitors taking part