Treppenflur One of the staircases that connected the lab, the plant, and the offices. Related Similar Images ...based on the tags: graffiti, staircases... “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. Eric The tops of the coke stoves. Offices above the labs. Note all the air handling equipment. I love the utilitarian design. A late look at the brewhouse, long after the stainless steel tanks were scrapped. One of the few windows that escaped steel plating the last time the hospital was sealed tight to let nature roam within. C’mon, guys. PIck up to trash. Strange graffiti in a side room. Someone was having fun… The buildings were level with one another, so one could look through as many as a dozen factory floors from one window.