Oak cased barograph and barometer

Oak cased barograph and barometer

£975.00

SKU: SA 1381 Category: Tags: , ,

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Description

Unusual oak cased barograph and barometer, having five glazed removable lid, and a drawer below to house the charts. The mechanical eight-day movement is housed in the drum, fitted with a seven-day chart which covers one full rotation of the drum. The ink trace, or barogram, on the recording paper is a visual record of changes in pressure.The aneroid barometer mechanism has seven stacked vacuum capsules and utilises a gate suspension, with unusual square barometer dial. The barograph having glass ink bottle recessed into the case.
Dimensions
Height 9 Inches
Width 14.5 Inches
Depth 8.5 Inches