Details
THOS. ARMSTRONG & BRO., Manchester
A dial barograph, with lacquered-brass, clockwork mechanism, vacum-chamber, recording stylus, ink bottle and silvered-dial, in bevel-glazed oak case with drawer in base containing spare charts -- 14½in.(37cm.)wide
A dial barograph, with lacquered-brass, clockwork mechanism, vacum-chamber, recording stylus, ink bottle and silvered-dial, in bevel-glazed oak case with drawer in base containing spare charts -- 14½in.(37cm.)wide
Further details
See illustration