2018. Persia’s Imperial Power in Late Antiquity: The Great Wall of Gorgān and Frontier Landscapes of Sasanian Iran. By Eberhard W. Sauer; Hamid Omrani Rekavandi; Tony J. Wilkinson; and Jebrael Nokandeh. Journal of the American Society for Premodern Asia. 138, 2 (Mar. 2018), 420–422. DOI:https://doi.org/10.7817/jameroriesoci.138.2.0420.