Barometers are devices that measure atmospheric pressure (also known as “air pressure” or “barometric pressure”). You can use these readings to predict the weather. For instance, high pressure ...

A PORTABLE barometer made by the well-known clockmaker Daniel Quare (1649-1724) has been lent by Mr. K. Meyrick, of Corbridge-on-Tyne, to the Science Museum, South Kensington. The barometer is an ...

In May 1855, the Smithsonian bought a “Standard Barometer” from John Frederick Newman for $129.42 (or, £20 plus packing). This is that instrument. Marked “I. Newman, 122 Regent Street, London,” it was ...