New York Iron Mine.

Main workings Cleveland Iron Mine.

Franklin shaft and engine house.

Huron mine, Houghton mine, Hancock and Houghton, Michigan.

General view of the Quincy copper mine from the Pewabic, Hancock, Michiagn.

Ore train and van in the Jackson Iron Mine.

View in the Jackson Iron Mine.

View in the Jackson Iron Mine.

View in the Jackson Iron Mine.

View in the Jackson Iron Mine.

Atlantic Stamp Mill.

Among the iron mines.

Among the iron mines.

Among the iron mines.

Among the iron mines.

Among the copper mines.

Among the copper mines.

Among the copper mines.

Among the copper mines, shaft house.

Lake Angeline from mine, Negaunee.

Pearl's stripping coal bank. Paris & Danville R.R.

Hydraulic mining, Idaho.

Gravel bank, Shoshone.

Shoshone Camp.

Upper end of sluice at Bonanza bar.

Copper plate sluice at Bonanza bar.

Copper plate sluice at Bonanza bar.

Holyoke Camp.

Holyoke Camp.

Flume across Rattlesnake Gulch.