Cylindrical instrument, with graduated scale from 0 to 12 amperes, visible through a glass window. A metal needle moves freely on the scale. The device is fixed with two screws in a vertical position to a wooden plank, which rests on a wooden base It measures the intensity of the electric current.
Title: Amperometer
Author: Anonymous
Date: 1940
Technique: Metal and glass
Displayed in: Museum of Merceology
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