Four of the nine limestone columns installed at the United States Courthouse in Des Moines, Iowa.

Each column holds fragments drawn from documents and legal cases foundational to the U.S. legal system.

The columns face the central atrium of the courthouse and stretch three floors high

The letterforms constituting the piece emerge in relief from its surface, making the language a tactile and material experience rising to be touched by hand.

Photo credit: Rick Lozier