£240
A George III period bow-fronted mahogany barometer by 'Keohan (East Smithfield, London)': the register dial signed and above a silvered thermometer (97cm high)
NB: POSSIBLE MERCURY LEAK - HANDLE WITH CARE!
Mercury present but not showing in tube evidence of possible minor leakage.
Mercury in thermometer.
NB: POSSIBLE MERCURY LEAK - HANDLE WITH CARE!
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