Oven Battery Blast Furnace 7 as seen from the ore yard. Imagine running up those stairs through blast furnace smoke. Related Similar Images ...based on the tags: black&white, furnaces, pipes, smokestacks, staircases... Solvent pumping buildings, designed to explode upwards rather than outwards in an emergency, are forgotten near the milkweed. Approaching the power station and its giant stack. The stack replaced four shorter stacks in the 1960s, helping with pollution in the downtown corridor. Past the underground repair shop is this cliffside adit. I am sure even the workers had trouble remembering which pillar hid the phone. Note the “ON” written on the electrical socket, too. This was not always the top of the elevator. A sign of where man met machine. This giant gear’s sole purpose was to turn the ship’s single rudder in all conditions. The conveyorway between the on-site grain elevator and mill. Chester Creek takes many such sliding dives where it empties into Lake Superior.