8 April 2009,
London, South Kensington
Price realised GBP 2,750
GBP 700 - GBP 1,000
An ivory hydrometer
early 18th Century
Boyle-pattern hydrometer, turned ivory, the stem divided 1-12, the lower section and stem both unscrew, in its original mahogany case comprised of four unscrewsing sections.
5¾in. (14.5cm.) long in case
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