How do I change the paper chart?

Lift the brass pen arm gently off the drum to prevent damaging the delicate nib. Unclip or lift the cylindrical drum from its spindle to slide off the old weekly paper and secure a fresh one. Align the start time carefully with the vertical lines before placing the drum back onto the driving pivot. Lower the pen arm back down so the nib rests lightly on the paper surface.

How often should it be wound?

The internal clockwork mechanism driving the rotating drum typically requires winding once every seven days. Matching the winding schedule to your weekly chart replacement routine keeps the instrument running smoothly. Use the small winding key provided with the clockwork cylinder, turning it gently until resistance is felt. Avoid over-winding the spring to prevent internal strain.

Where should I place a barograph?

Position the instrument on a stable, level surface away from direct sunlight, radiators, and drafts that might influence the internal mechanism. Consistent room temperatures help ensure steady barometric readings. Living rooms and studies provide ideal environments where the polished timber case and visible brass movement can be appreciated safely.

How do I read the weather from it?

Trace the sloping ink line across the grid of the paper chart to see whether pressure has risen or fallen over the past several hours. An upward trend generally indicates improving weather, while a downward slope points towards approaching storms. Sharp vertical drops on the trace signal rapid changes in atmospheric conditions, often preceding wind or rain.

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Brass and Glass Barograph

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A brass and glass barograph records atmospheric pressure on paper charts beneath protective glazing, combining scientific utility with handsome domestic display.

Barograph in a Light Oak, 5-Glass Case.
circa 1910 (Edwardian Period).

1900 - 1920

Save

Barograph in a Light Oak, 5-Glass Case. circa 1910 (Edwardian Period).

From M. C. Taylor

£2,250

3+ MONTHS AGO

barometers

Barograph by Short & Mason. In an Oak 5-Glass Case.
circa 1930.

1920 - 1940

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Barograph by Short & Mason. In an Oak 5-Glass Case. circa 1930.

From M. C. Taylor

£1,850

3+ MONTHS AGO

barometers

English Antique Barograph in a 5-Glass Mahogany Case by Short & Mason Limited.
circa 1921.

1900 - 1920

Save

English Antique Barograph in a 5-Glass Mahogany Case by Short & Mason Limited. circa 1921.

From M. C. Taylor

£1,950

3+ MONTHS AGO

barometers

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Brass and Glass Barograph

Barograph in a Light Oak, 5-Glass Case. circa 1910 (Edwardian Period).

Barograph by Short & Mason. In an Oak 5-Glass Case. circa 1930.

English Antique Barograph in a 5-Glass Mahogany Case by Short & Mason Limited. circa 1921.

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