Duluth, Missabe & Northern Boiler The Engine House’s boiler, which would have been fired all day all day, virtually from the day the shop opened until the day it closed. Similar Images ...based on the tags: boilers, coal, dirty, favorites, ghost-signs, light-painted, machinery, numbers, pipes, rusty, signs, steel, valves... The laundry building, where many of the tunnels came to an end. It looks very East Coast industrial to me. Isabella A (left) and B (right) were built in 1910 and 1913, respectively. The hoist signal dangling beside the modern mine shaft would ring a bell next to the giant electric motors that would send the men and machinery into the underground. Compressors and turbines over the Eagle River. Near the old slag dump there are the remains of the pouring buckets that received the molten steel from the US Steel blast furnaces, filled to the brim with pig iron. They must be incredibly heavy! Halfway up the coal conveyor, covered in coal dust… black streaks of snot. Starting to get good. Around the corner from the old boiler room. Part of the system below Dock 2. Gary Methodist was a filmset for Transformers 3 in 2010.