Metal barometer, Eugène Bourdon, c. 1860
brass, copper, iron, steel, wood and glass, h 32.2cm × w 20.7cm × d 4.7cm Catalogue entry
Metal barometer, Eugène Bourdon, c. 1860
brass, copper, iron, steel, wood and glass, h 32.2cm × w 20.7cm × d 4.7cm Catalogue entry