closeup of railroad car machine parts, a photo by mazemet on Flickr. Via Flickr: Closeup of railroad car machine parts in the Brandywine Valley, Delaware Black and white treatment done in Silver EFEX PRO 2 Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window) Leave a Reply Cancel reply CommentName * Email * Website Please enter an answer in digits:thirteen − 5 = Notify me of follow-up comments by email. Notify me of new posts by email. This site uses Akismet to reduce spam. Learn how your comment data is processed.