Level 4 contains the library's Periodicals collection, which is arranged in alphabetical order by title. The Periodicals collection includes current and historical collections of all major law journals, bar association publications, institute proceedings, and newsletters.
Level 4 offers a variety of carrels and tables, as well as soft seating around the mezzanine. A dedicated alcove (4200A) provides space for Duke Law Journal student editors; Room 4200B serves as an additional study room space for reservation by the Duke Law community. There are also assigned carrels for the use of the Law School's international scholars, as well as a large bank of open carrel seating (first-come, first-served) on the opposite end of the floor.