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Mercury Barometer, by John Bird, London, c. 1773

preview image for Mercury Barometer, by John Bird, London, c. 1773
Inventory Number: 22842
Object Type:
Persons: John Bird
Date Created: c. 1773
Place Created: London United Kingdom (England) Europe
Accession Number: 1933-25
Brief Description: Presumably used by Thomas Hornsby, and later used for observations 1828-38. Simple wooden backboard with central barometer glass tube held by brackets. Ivory panel and 'float' under a small glass dome. Adjustment screw at base with painted wood cover over the mercury reservoir bulb. Top section has silvered copper alloy scale panel with small slider.
Provenance: Presented by the Radcliffe Trustees in 1933. From the Radcliffe Observatory, Oxford.
Collection Group: Radcliffe Observatory Collection
Material(s): Wood
Silvered Copper Alloy
Lacquered Copper Alloy


Image with multimedia irn 54744Image with multimedia irn 54745

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