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
Herculaneum Pottery until the close of the works in 1841. Early wares were marked "HERCULANEUM". The company gave its name to the Herculaneum Dock which occupied the site later. Herculaneum Pottery The Herculaneum Pottery was based in Toxteth, Liverpool, England. between 1793/94 and 1841. They made creamware and pearlware pottery as well as bone china porcelain. About 1793-4 Richard Abbey, who had been apprenticed to John Sadler, an engraver, started a pottery at Toxteth Park, on the north side of the River Mersey, along with a Scotsman named John Graham. In 1796 they sold the business to Worthington, Humble & Holland, who