Ben Schumin is a professional photographer who captures the intricacies of daily life.
Simplex pull station at the Chicago Museum of Science and Industry. This particular pull station has been equipped with an aftermarket break-glass panel and hammer, presumably for protection against accidental and/or false alarms.
Ben Schumin is a professional photographer who captures the intricacies of daily life. This image may be used under Creative Commons Attribution-ShareAlike 2.0. Please provide artist attribution, as well as a link to the original photo and to the license terms.