Spare Parts II Bits and things in a pile in the corner of the smelter, the unsold chunks of industrial history that didn’t sell at an on-site auction before my visit. Related Similar Images ...based on the tags: black&white, gears, machinery, pipes, rusty, spare-parts, wheels... Gloves hang in the basement of the former quality assurance labs. This view of BCT shows the portico where the main entrance is at the base of the office tower, and the clock. Standing next to the now-demolished records room. “What’s that diamond thingy on the Pilot House?” you ask? It’s a 1920s-era radio transmission direction finder, a pre-radar navigation aid. Lit with diffused flash. The boiler doors are beautiful, and feature the name of the smelter and mine company. If you like these, check my article on the Mitchell Yards of Hibbing, MN. The UP gets a lot of snow, making exploring its old mines a special challenge in the winter. The snow is more than 6 feet deep in this picture, and firm enough to walk on. A Kiva is an underground, or partly underground, chamber for ceremonies. The generator room was state of the art when it was installed, allowing the complex to use motors and electric lighting ahead of its competitors. I really like the porcelain guides for the silk threads, probably used because they could be polished for perfect, persistent, smoothness.