In six programmes, Lady Margaret Oswick entertains visitors at WinsleyTowers, for a soiree of sophisticated songs and cultural banter, aided by her musical nephew Penkivil. Written and performed by Ralph Oswick and Christopher Dickins , with members of the Natural Theatre Company. 4: Class. This week, in the armoury, there are songs entitled Blue Blood Blues and The Fall of the High and Mighty, there is a visit to Royal Ascot and a feature on heraldry. Producer Tony Staveacre