What I did see though is the faint shape of a cross, starting at the bottom, of course, and ending just above the top shelf.... (theletteredcottage.net)
The «X» shape of a cross holds a number of cultural meanings, denoting a kiss, for example, or registering negation. (nationalgalleries.org)
It is a piece of ground zero which in itself being intact shows how we as American's stand tall through adversity, as a Christian seeing it in the shape of a cross is important to me. (religion.blogs.cnn.com)