Newman standard barometer, used at Melbourne Observatory.

Tube diameter 0.380 inches. Range 27 to 31 inches, reading to 0.0002 inches. Thermometer 10 to 120 deg. F. mounted on a polished mahogany panel.

Physical Description

The cistern is rigid but scale is mounted on a movable rod terminating in an ivory point. By moving the scale the point may be lined up with the mercury.

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