IT happened on one of those summer afternoons, when the heat of the day was tempered with the gently-wafting , that Madam Heathcote was entertaining a large company at tea in her arbour in the garden. No situation could be more delightful. The arbour looked full in front of a fine river, on which some were busily employed in fishing, or pursuing their different occupations, while others were skimming on its surface for amusement. All round the arbour the luxuriant grapes hung in clusters, and the woodbine and jessamine stole up b............