Portland State barometer reaches for the sky, and the record books Discarded glass pipes, off-the-shelf trusses and a vision propelled PSU instrument tech Tom Bennett to build a 40+foot barometer in ...

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 ...

Q. I have a hand-carved barometer that is not in working condition. It 30 inches tall and is thought to be from Germany. What can you tell me about its history and value? – L.M. A. There are all sorts ...

Nicolas Fortin, an instrument maker in Paris in the early nineteenth century, introduced a mercury barometer with a glass and leather cistern so designed that the barometer could be safely moved from ...