The VTG Brass Grigsby Geophone Water Leak Detector is a vintage tool used for detecting water leaks, manufactured by the Pollard Co in the United States. This Geophone is a unique and reliable way to detect water leaks. It comes complete with its original box and paperwork, making it a valuable addition to any collection or a practical tool for industrial or commercial use. Excellent vintage/antique condition. Please see pictures.
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