Lead, South Dakota.
The Bald Mountain district, which includes the Portland area, is 3½ miles southwest of the Lead district. Claims were located in the Portland area in 1877, but early mining was handicapped by the highly refractory . . .
(Industry & Commerce • Railroads & Streetcars) Includes complete text, location, directions, 2 photos, GPS coordinates, map.
The Bald Mountain district, which includes the Portland area, is 3½ miles southwest of the Lead district. Claims were located in the Portland area in 1877, but early mining was handicapped by the highly refractory . . .
(Industry & Commerce • Railroads & Streetcars) Includes complete text, location, directions, 2 photos, GPS coordinates, map.