Labels:text | clock | cartoon OCR: ANEROID BAROMETER A TMOSPHERIC PRESSURE can be POINTER a gauge of the weather ahead SPRING - low pressure usually means bad weather is on the way. An aneroid barometer is designed AIR to measure atmospheric PRESSURE pressure. It contains a metal capsule, which is squeezed by an increase in pressure. This movement is transferred to a pointer on a scale. CAPSULE HAIR- SPRING ... -- CHAIN ARM SEE ROCKING BAR ALSO
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