Cab windows on the then-new 6000-Series railcars. These windows were different from previous series of railcars in that they did not have a fixed panel at the top of the opening.
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.