A good second quarter of the 19th century mahogany bow front barometer with ivory float
signed Wm. Duncan, Optician, 92, Union Street, Aberdeenthe concave cornice over a flame veneered trunk set with a recording knob and mercury thermometer, terminating in canted front angles and a turned ebony cistern cover with in-set ivory float, the wide bore tube reading against a 27-31" scale with rack and pinion vernier, 98cms high