Mahogany cased barograph by Chadburns Ltd
Mahogany cased barograph by Chadburns Ltd
Mahogany cased barograph by Chadburns Ltd
Mahogany cased barograph by Chadburns Ltd
Mahogany cased barograph by Chadburns Ltd
Mahogany cased barograph by Chadburns Ltd

Mahogany cased barograph by Chadburns Ltd

c. 1890 England

Offered by Shackladys Antiques

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Mahogany cased barograph by chadburns Ltd Liverpool, with five beveled glass panels 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 eight stacked vacuum capsules and utilises a gate suspension, a refinement developed to improve sensitivity. The barograph has its original glass ink bottle recessed into the case along with makers label.
Dimensions
Height 9 Inches
Width 14.5 Inches
Depth 8.5 Inches
Dimensions
Height 9.00 inch (22.86 cm)
Width 14.50 inch (36.83 cm)
Depth 8.50 inch (21.59 cm)
Shackladys Antiques

Shackladys Antiques
34 Spital Walk
Boughton
Chester
Cheshire
CH3 5DB

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