Assay furnaces
British American Oil Co. refinery, Coutts
British American Oil Co. refinery, Coutts
British American Oil Co. refinery, Coutts
British American Oil Co. refinery, Coutts
British American Oil Co. refinery, Coutts
Fossil Canyon
Horseshoe Bend Dam near Bassano
Leonard Mine, Butte
Leonard Mine, Butte