Content Description: From the Collection: The collection consists of the records of the Granite-BiMetallic Consolidated Mining Company and its two predecessor companies. It is divided into three subgroups: one for the Granite Mountain Mining Company, one for the Bi-Metallic Mining Company, and one for the consolidated company. Records include interoffice correspondence (1887-1931) between the offices in St. Louis and the mine offices in Philipsburg. This correspondence is very detailed about the day-to-day operations of the three...