An Indianapolis woman vaguely remembers that there was a term for the Mohawk Indians who worked on the high beams and girders of some of this country’s most famous construction projects. The word she wants: skywalkers. High Steel is the documentary Grant mentions about these construction workers, this is the Lost and Found Sound piece, and this is the New Yorker article by Joseph Mitchell, collected into the book Up in the Old Hotel. This is part of a complete episode.