Relief shown by hachures. Inset maps: The Roman Empire in its greatest extent (Scale [ca. 1:31,680,000]) -- The Persian Empire in its greatest extent, with the division into satrapies (Scale [ca. 1:31, 680,000]). In upper right-hand margin: LIX. Shows boundaries, rivers and settlements. Greenwich meridian. Plate LIX from: General atlas of the world ... / engraved on steel by Sidney Hall, William Hughes ... New edition. Edinburgh : Adam and Charles Black, 1854.