HOME / Art : The big picture. The Found Poetry of Postcards What messages do they really send? By Sarah Boxer|Posted Wednesday, March 4, 2009, at 7:01 AM Tweet Click here to read a slide-show essay about postcards. . Advertisement . . . Tweet MYSLATE Save this story. Follow all Art articles. Follow the Arts section. Follow stories by Sarah Boxer. MySlate is a new tool that lets you track your favorite parts of Slate. You can follow authors and sections, track comment threads you're interested in, and more. SLATE'S MOST VIRAL Tornado Destroys Oklahoma City Suburb How Many People Have Been Killed by Guns Since Newtown? Is Your State Bird a Stupid State Bird? What It Should Be Instead. Sarah Boxer is the author of Ultimate Blogs and In the Floyd Archives: A Psycho-Bestiary Click here to load comments.