Diesel Lab I The largest room was the diesel laboratories, which tested various devices and fuel additives to make it safer to mine underground with diesel trucks and other machinery, such as at White Pine Mine, Michigan. Related Similar Images ...based on the tags: doors, laboratories... The truck scale is closed at Lena, MB. These stairs lead to the balcony. The stone chapel sits beside the main house and received a particularly heavy dose of gothic architectural touches. Offices above the labs. Note all the air handling equipment. I love the utilitarian design. Camera: Pentax 67. Film: Kodak Ektar 100. A sizable crane on the corner of the engine house still swings out. Note the severed skyway–that led to a set of grain elevators that have since been demolished. Part of an ongoing series on found American flags in shuttered factories. A window for light and air pokes above the big arch in the hallway. Most of the interior ceilings were broad brick archways.