A WILLIAM IV SCOTTISH MAHOGANY STICK BAROMETER

A WILLIAM IV SCOTTISH MAHOGANY STICK BAROMETER
A. ADIE, EDINBURGH. CIRCA 1835
With stepped flat top and rectangular cistern cover, with bone floating gauge (lacking cover glass) and exposed tube (mercury removed), glass panel to silvered plate signed 'A. Adie/Edinburgh', with sliding Vernier scale
39 in. (99 cm.) high