Brick Arches The arches of the Twohy building, before some of the signs and sills were painted in 2015. Related Similar Images ...based on the tags: archways, doors, grass, windows... Looking at the entrance of the powerplant from its lowest catwalk. These tubes would bring cement to the top of the plant for storage in the silos. Construction in 2014 reveals a lost stone sign. You can almost make out the concrete chute through the open window. Kodak Portra 160/Mamiya 6. The Sun Rooms, or Common Rooms, reminded me of the Panopitcon turned inside-out. Note the wood and rubber wheels on this powder cart. The skylights with geared-to-open windows were massive and quite functional. The front door to the auditorium. Looking up to the second floor of the Nitrating House, where cotton would be soaked in nitric acid. These brought cotton into the building.