A 20th Century 'Rolling Ball' Clock

A 20th Century 'Rolling Ball' Clock A three ball example mounted with an International Time Recording Co. mechanical clock and running of a 1rpm electric motor with a lightbulb mounted in the back, constructed in aluminum, plexiglass, brass, and composite materials, the clock with two plastic and one steel ball. Dimensions: the case measures 13 x 20 x 10in Condition Good, some signs of age and wear, we do not guarantee the functionality, time keeping, or safety of any electrical components.

估價:$100

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