A GEORGE III MAHOGANY STICK BAROMETER with segmental pediment, the engraved steel dial inscribed POLTI EXON, with stylised C-scrolls and acanthus, the acorn-shaped reservoir above a turned boss, minor damages, restorations

细节
A GEORGE III MAHOGANY STICK BAROMETER with segmental pediment, the engraved steel dial inscribed POLTI EXON, with stylised C-scrolls and acanthus, the acorn-shaped reservoir above a turned boss, minor damages, restorations
36in. (91.5cm.) high

拍品专文

Polti, Exon is listed in N. Goodison, English Barometers and their Markers 1680-1880, London 1969, p. 318