One Hand Clock Warren ,Pennsylvania.

This hard to find,antique clock, was made by the one hand clock co. Warren, PA. It is 8 3/4 inches high with a 7 inch bezel.Winds & sets from the back & runs for 30 hours.The case is brass & the base is cast iron with a aluminum repainted outer cover.I just got this clock yesterday.I wound it full & it ran all day loosing 6 min.Speed adjuster is in the center.