Home of the master spy - Langley Park, Buckinghamshire; the vintages were all '45 - Shardeloes, Buckinghamshire; the key is under the dustbin, sir - Kenwood House, Hampstead; a matter of juvenile delinquency - Delaford, Bridgefoot House, Huntsmoor Park, Richlings Park and Iver Grove, Buckinghamshire; Pan with a camera - Painshill Park, Surrey; a secret hoard of porcelain - Michelgrove Park and Slindon House, Sussex; a Polish patriot's place - Dogmersfield Park, Hampshire; an impending need for a change of address - Badger Hall, Shropshire; the gift of a Burke's Peerage - Breakspear's House, Middlesex; a room that may never have been - Shurland Castle, Kent; a mentor for all aspirants - a day at Hungershall Lodge, Kent; nearly a Catholic mass - Onslow Hall, Shropshire; for Aquascutum overcoat read army issue - Lydiard Tregoze, Wiltshire; the alsatian in the bath - Draycot Cerne, Wiltshire; police! stay where you are! - Wulf Hall, Wiltshire; Snorting, needling and murky liaisons - Belvedere, Kent; getting the better of the Rothschild agent - Winchenden Pavilion. Buckinghamshire; a day in Hampshire but not Hinton Ampner - Warnford, the Grange, Stratton, Kempshott; a welcome bout of 'flu - Fairford Park, Gloucestershire; the King's champion of England - Scrivelsby Court, Lincolnshire; clock trouble, or Old Testicle - Oving House, Buckinghamshire; a question of Spitfire glass - Erdigg, North Wales; damn the Pennington-Ramsdens! - Bulstrode Park, Buckinghamshire; into the arms of the tart next door - Bure Homage and Highcliffe Castle, Hampshire; cells for Nazis and Pugin papers - Willingham House and Bayons Manor, Lincolnshire; laments and curses - Watnall Hall and Bulwell Hall, Nottinghamshire; of sheep and potatoes - Burwell Park, Lincolnshire; but where are the golfers? - Dyrham Park, Hertfordshire and Wrotham Park, Middlesex; an arcadia in the rural wolds - Stourton Park and Panton Hall, Lincolnshire; of condoms and a grand piano - Uffington House, Lincolnshire; Mars bars were only made from 1932 - Willoughby Hall, Lincolnshire; ostlers, and Bertie wild men - Revesby Abbey, Rauceby and Eresby, Lincolnshire; of pet lions, Coade peacocks and Vyner ghosts - Haverholme Priory, Bloxham Park, Blankney House, Nocton Hall, Tupholme Hall and Gautby Great Park, Lincolnshire; they've come to read the meter, mum - Narford Hall, Norfolk; Le Brun and the Escalier des Ambassadeurs, Versailles - Staunton Hall, Nottinghamshire.