Oak Cased John Trotter of Glasgow Barograph

1900 - 1920

Sold by Shackladys Antiques

Description

oak cased barograph and thermometer by John Trotter of Glasgow, having a hinged 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. The barograph has a thermometer and glass ink bottle recessed into the case.

Dimensions

Height 9 Inches

Width 14.5 Inches

Depth 9 Inches

Physical Dimensions

Height

23cm (9.06")

Width

37cm (14.57")

Depth

23cm (9.06")

Declaration

Shackladys Antiques has dated this piece to the 1900s.

Reference Numbers

Sellingantiques Reference

SA961844

Dealers Notes

Delivery Information

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Description

Oak cased barograph and thermometer by John Trotter of Glasgow, having a hinged 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.

Shackladys Antiques

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. The barograph has a thermometer and glass ink bottle recessed into the case.

Dimensions

Height 9 Inches

Width 14.5 Inches

Depth 9 Inches

Physical Dimensions

Height

23cm (9.06")

Width

37cm (14.57")

Depth

23cm (9.06")

Date of Manufacture