Creamware printers to Josiah Wedgwood by 1763, for example. By 1760 creamware was often enamelled for decoration, using a technique adopted from the early porcelain industry. This consisted of painting overglaze on the ware with pigments made from finely powdered coloured glass and then firing again to fuse the enamel to the ware. The varied enamel colours did not fuse at the same temperature so several firings were generally needed, adding to the expense. There were approximately 130 potteries in North Staffordshire during the 1750s, rising to around 150 by 1763 and employing up to 7,000 people – a large number
Mumun pottery period amounts from a few high status graves after 300 BC as sets this time apart from the Mumun pottery period. It is thus that, as a cultural-technical period, the Mumun was finished by approximately 300 BC. From about 300 BC, bronze objects became the most valued prestige mortuary goods, but iron objects were traded and then produced in the Korean peninsula at that time. The Late Mumun-Early Iron age Neuk-do Island Shellmidden Site yielded a small number of iron objects, Lelang and Yayoi pottery, and other evidence showing that beginning in the Late Mumun, local societies were drawn into closer