English pewter English pewter While the term pewter covers a range of tin-based alloys, the term English pewter has come to represent a strictly-controlled alloy, specified by BSEN611-1 and British Standard 5140, consisting mainly of tin (ideally 92%), with the balance made up of antimony and copper. Significantly, it is free of lead and nickel. Although the exact percentages vary between manufacturers, a typical standard for present-day pewter is approximately 91% tin, 7.5% antimony and 1.5% copper. By the 15th century, the Worshipful Company of Pewterers controlled pewter constituents in England. This company originally had two grades of pewter, but in the
Hüseyindede vases excavations from 1998 in collaboration with the Çorum Archaeological Museum, fragments of earthenware pottery and parts of four distinct Hittite relief vases were brought to light. Two of them were found in an ancient storeroom; the other two amongst the surrounding debris. They were restored in the museum. Vase B, the smaller one, which includes an image frieze, was published by Sipahi in 2001, while the restoration of Vase A, which has four image friezes, was still ongoing. Vase A was finally published in 2002 by Yıldırım, at the Hittitology congress in Ankara. Hittite relief vases have been known since