Zinc tank room, Trail Smelter (Hughes) - 1925

Lead Refinery, Trail Smelter (Hughes) - 1925

Pig lead casting machine, Trail Smelter (Hughes) - 1925

Lower Bonnington Dam (Hughes) - 1925

Downtown Trail from Riverside Avenue (Hughes) - 1925

Aerial view of Trail and Smelter (Hughes) - 1925

Silver refinery, slimes melting furnace, Trail Smelter (Hughes) - 1925

Downtown Trail & Smelter (Hughes) - 1925

Inside Lower Bonnington Powerhouse with view towards upper room, no operators (Hughes) - 1925

Lower Bonnington transformers at switching station (Hughes) - 1925

Front of Lower Bonnington Powerhouse, headworks and intakes (Hughes) - 1925

Lower Bonnington Powerhouse during reconstruction phase, workmen in foreground (Hughes) - 1925

Switchyard and Powerhouse at Lower Bonnington during reconstruction phase (Hughes) - 1925

Lower Bonnington Powerhouse during reconstruction phase, showing completion of tower and chuter shill in place (Hughes) - 1925

New turbine (water wheel) for Lower Bonnington Powerhouse on train bed (Hughes) - 1925

Generator in course of erection at the upgraded #1 plant, Lower Bonnington (Hughes) - 1925

“Nature’s Resources turned into light, heat and power” – Bonnington Falls (Hughes) - 1925

Smelter from West Trail (Hughes) - 1927

Copper furnace, Trail Smelter (Hughes) - 1927