Lot · Air Flow & Anemometers
Keuffel & Esser Co. Coal Mining Anemometer Air Flow Mine Meter With Leather Case
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Sun · May 10, 2026
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ZIP 159**
jakm1960
2,884 ratings · 99.50% positive
Description
From the sellerThis old looks to be made of brass, Mfg by Keuffel & Esser Company in the United States. It was used to get air readings inside the coal mines to make sure the air currents were going where they should. It is 4 1/4" in diameter and has it's original leather case. Good Luck Bidding.
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