Walnut Cased Barograph by Depree and Young LTD Exeter

Description

Description Depree and Young Ltd Exeter, walnut-cased Barograph, having five beveled glazed removable lid. The mechanical eight-day movement is housed … more Description Depree and Young Ltd Exeter, walnut-cased Barograph, having five beveled glazed removable lid. The mechanical eight-day movement is housed in the drum, fitted with a seven-day chart that 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 utilizes a gate suspension, a refinement developed to improve sensitivity. Retaining its original glass ink bottle recessed into the case. Dimensions: Height 7.5 Inches x Width 14 Inches x Depth 8.5 Inches. less