Bound With: Diamond-drill exploration of the Dillsburg magnetite deposits, York County, Pennsylvania -- Corundum deposits of Gallatin and Madison counties, Montana -- A geologic reconnaissance of parts of Beaverhead and Madison, counties, Montana -- The Blewett iron-nickel deposit, Chelan County, Washington -- Quicksilver deposits of the Horse Heaven mining district, Oregon -- Geology of the tungsten, antimony, and gold deposits near Stibnite, Idaho.