Russell Scientific 6-inch Cherry Barometer Humidity Purple or black fibre nib

Purple or black fibre nib to fit Barigo style barograph arms

km/h or m/s

Length: 457mm

Each pen has two small dovetail grooves on the back so that the pen can be carefully slotted on to your existing barograph arm

as well as an indication of the tide

Russell Scientific 6-inch Cherry Barometer Humidity Purple or black fibre nibDescription Features Specification A hand crafted 6 inch diameter dial barometer with a concave rim, finished with a crisp white face. It features bevelled glass, and is encased in cherry for wall mounting, giving an overall product diameter of 8 38 inches. Traditionally a scientific instrument used to measure atmospheric pressure, the classic aneroid barometer with a round dial face has become a familiar sight in many homes across Britain. Perfect as