Vent Chains The roof could be vented when locomotives were running inside. Similar Images ...based on the tags: black&white, chains, doors, tracks... To get more light into the wards, the building was narrow and had angular rooms, often staff space, perpendicular to the main hallway. Pozo Mine, the most menacing mine building I’ve ever seen. Black and white film, shot with the Fuji GX680, a beast of a camera. I wanted to see the third floor to get a better view, but the third floor had already been demolished. The old walls had cascaded down the staircases. This building is gone, now, as you can expect. Where workers’ pay would be doled out and collected. Pocket door and light switches in the upper control room, at the top of the spiral staircase. A ruined platform on the railyard platform side of the warehouse. Dat stencil… The old truck scale sits in the middle of what was Nettleton Avenue Slip. A sharp turn in the coatings department twists the steel out of sight.