Horizontal silver disk top with graduated semicircular disks mounted vertically on top; silver and copper.
Stamped "E R 5" and other small stamps [not easily legible]
Skinner, Inc., sale 1683, lot 138, December 5, 1995; Daphne Farago, 1995 Daphne Farago; to MFA, 2006, gift of Daphne Farago.
The Daphne Farago Collection
GianCarlo Montebello curator of the GEM MONTEBELLO Archives