細節
A set of glass hydrostatic weights
for proving spirits, in circular mahogany case with label of J & J Gardner, Glasgow in lid -- 2.7/8in. (7.3cm.) diam, early 19th century
for proving spirits, in circular mahogany case with label of J & J Gardner, Glasgow in lid -- 2.7/8in. (7.3cm.) diam, early 19th century