Original U.S. WWII Navy Marked Brass Compensated Aneroid Barometer by Short & Mason of London Brunswick Guns On the night of 18/19

On the night of 18/19 November

The bearskin is dated 1990

OF- 148137

England Gun Maker to the Crown who started business in 1745

It does not have a leg tie down as most military issued knives would

Original U.S. WWII Navy Marked Brass Compensated Aneroid Barometer by Short & Mason of London Brunswick Guns On the night of 18/19Original Item: Only One Available. A barometer is a scientific instrument that is used to measure air pressure in a certain environment. Pressure tendency can forecast short term changes in the weather. Many measurements of air pressure are used within surface weather analysis to help find surface troughs, pressure systems and frontal boundaries. An aneroid barometer is an instrument used for measuring air pressure as a method that does not involve