 Weems & Plath Martinique Barometer/ThermometerHighly reliable, temperature compensated, aneroid barometer movement. Fully adjustable. Inch and millibar scales. Our standard barometer movements are calibrated for altitudes to 3500' above sea level. Movements for altitudes from 3500' to 7000' are available by special orderfor an additional charge. Thermometer has both Fahrenheit and Celcius scales, with markings every 2 degrees from 32 degrees to 122 degrees Fahrenheit.
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