the whole being polished, produced the effect of shadows, which, contrasted with the clearness of the silver, gave the entire work the appearance of a chiaro-scuro in silver." There are many very beautiful specimens of this species of work, particularly vases, cups, and paxes, or images of Christ on the cross, which the people in Catholic countries kiss after service, called the kiss of peace. The most remarkable known specimen in niello, is a very curious cup, preserved in the British Museum. Its total height, including the statuette of a cherub on the top of the lid, is about three feet. It is composed of silver, and the whole, except the border and statuette, is embellished with various fanciful designs. For a long time it was the property of the noble family of van Bekerhout, who made a present of it to Calonia, the sculptor of the statue of John van Eyck, in the Academy of Arts at Bruges. The widow of this artist sold it to Mr. Henry Farrer, who afterwards disposed of it to the British Museum for the sum of £350.
Remarkable as this process was, there arose out of it another incalculably more so. It became a practice for goldsmiths, who wished to preserve their designs, to take impressions of their plates with earth, over which liquid sulphur was poured, and from which, when cold, the earth was removed. But Maso Finiguerra, a goldsmith and sculptor of Florence, and a pupil of the celebrated Masaccio, about the middle of the 15th century, carried the process
