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<p>[QUOTE="afantiques, post: 103992, member: 25"]I agree the antiques.com price is very much "We saw you Coming" scale.</p><p><br /></p><p>To test aneroid barometers, place them in a clear plastic bag, hold the bag closed and squeeze. This increases the trapped air pressure and the needle should move. It's a crude test but quick and easy and establishes that the aneroid capsule is not leaky ot the mechanism broken.</p><p><br /></p><p>A magnifying glass and sunlight will test the thermometer, just don't fry it. If it is not behing glass obviously body heat will do it.</p><p><br /></p><p>Reamur scale indicates an early model. If there is no mention of weather conditions and the pressure scale goes up to about 34 inches, it is a mining barometer.[/QUOTE]</p><p><br /></p>
[QUOTE="afantiques, post: 103992, member: 25"]I agree the antiques.com price is very much "We saw you Coming" scale. To test aneroid barometers, place them in a clear plastic bag, hold the bag closed and squeeze. This increases the trapped air pressure and the needle should move. It's a crude test but quick and easy and establishes that the aneroid capsule is not leaky ot the mechanism broken. A magnifying glass and sunlight will test the thermometer, just don't fry it. If it is not behing glass obviously body heat will do it. Reamur scale indicates an early model. If there is no mention of weather conditions and the pressure scale goes up to about 34 inches, it is a mining barometer.[/QUOTE]
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