Engine Room Arch The powerhouse was notably older than the rest of the complex. I’m still not sure if it was build just for the cooperage, or whether it preceded it. Similar Images ...based on the tags: archways, machinery, pipes, rusty... One level below where the cotton was nitrated, the fumes must have been powerful. This floor had several massive ventilation fans in its walls. This was a living space for the keepers during storms, when it was too dangerous to return to the houses on the point. The machine stood the Atlas missile up vertically over the blast pit, launching position, once the roof opened. Two small generators connected to a Frick steam engine. This drying house was full of ventilation ducts, broken scales, and insulated carts to haul powder around the line. In the nitrating house. This might have been part of the Pioneer Pellet Plant. It looks to be a ball mill, which pulverizes ore by spinning it with thousands of ball bearings. The perfect place to have a post-industrial picnic. The oldest part of this mill had a wooden roof that rotted away long ago. Slowly, rust is dulling the edge on every cog left behind.