Union_Colliery_Company
The Union Colliery Company was a bituminous coal mining company based in St. Louis Missouri. The company had branch offices in Milwaukee, Racine, and Kenosha, Wisconsin, as well as Detroit, Michigan.[1]
The company was acquired in 1937 by East St. Louis Light and Power.[2] This company eventually became Union Electric Company.[3][4] It remained a subsidiary until ceasing operations in June, 1958.[5]