A 19th-Century vacuum pump,by Cary, London, the mahogany base supporting the lacquered-brass double-rack pump-action motion, with table, valve and bulbous-shaped vacuum jar, the mahogany pediment with two ball finials, and inset with an ivory plate engraved Cary, London, the winder with mahogany handle, the base -- 13½in. (34.3cm.) long