The barrel-shaped beaker was in use since sixteenth century, at a time when precious silver vessels of various shapes imitating everyday objects of utilitarian nature were very fashionable–especially in German-speaking cultural centers. They detach in the middle to be used as separate vessels.
Marking:  PW in ligature within contoured shield (maker's mark of Peter Wibers);  N (town mark for Nuremberg, ca. 1609–29);  assayer's zigzag
Location of marks: On underside
[ S. J. Phillips Ltd. , until 1987; sold to Wrightsman ] ; Mrs. Charles Wrightsman , New York (1987–2008; to MMA)