Burglary.—On Monday night or early on Tuesday morning, some thieves effected an entrance into the premises of Mr. W. J. Laybourne, ostrich feather manufacturer, 60, St. John-street, West Smithfield, and carried off 1,000 prime white feathers, 500 long single black, 800 double ditto, 3,000 mixed colours, 500 spadones, 300 white plumes, 300 coloured boos, and 400 long white light feminas, which, with other property, were valued at about £4,000.