A WESTERWALD STONEWARE SILVER-MOUNTED CYLINDRICAL MUG with loop handle, the body incised and enriched in blue with stylised foliage flanked by two flowerhead medallions within moulded flower and foliage looped surrounds, the odd cover engraved with initials and the date 1731 and with cast foliate thumbpiece, maker's mark BB within an oval (slight crack by handle), mid- 18th century