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Vintage/Antique Westinghouse 5A 115v, OB WATTHOUR ELECTRIC POWER Meter WORKS:
$69.95
this has part of a westinghouse sticker on the back where I got most of my info. I plugged it in to a power cord and plugged in my grinder and when the grinder operates the dial turns very cool not sure what you could use it for maybe testing stuff for power usage
