Anaconda Copper Mining Co. smelter and wire mill
Assay furnaces
Black Eagle Dam, Great Falls
Black Eagle Dam, Great Falls
Bow River Falls, Banff
Bridge at Blindloss
British American Oil Co. refinery, Coutts
British American Oil Co. refinery, Coutts
British American Oil Co. refinery, Coutts
British American Oil Co. refinery, Coutts