Industrial square double-sided factory wall clock from pragotron, 1970s

This square double-sided railway, school or factory wall clock was produced by pragotron, in former czechoslovakia, during the 1970s. The piece features a black metal body, a dark grey hammerpaint clock frames, a clear glass cover, and an aluminum dial and hands. The clock has been converted into a battery-powered clockwork and requires two aa-batteries. Dimensions: clockface: 33 X 33 cm. Total width: 49 cm. Height: 33 cm. Depth: 14 cm. Weight: 7 kg.