Scope and Contents From the Collection: This collection contains papers associated with Charles Ross Huddle and his son Charles Richard Huddle who were mining engineers in Ivanhoe, Virginia, and served in various capacities with the National Carbide Company; Ivanhoe Mining and Smelting Corporation (formerly the Ivanhoe Furnace Company); New River Mineral Company; and Sand Mountain Sand Corporation. The papers include the Huddles' personal and business correspondence, W. F. Rupp's correspondence (business manager of the Ivanhoe...