An unremarked casualty of Progress is the aneroid home barometer. These days, you might still be able to find examples in the homes of people over ninety, but millions more are in the dump, or on ebay.In truth, the old-school barometer didn't help itself by being pretty much useless at its one job. ...By: seasider1960
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from Instructables: exploring https://ift.tt/2Gt1qxf
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