GIBBON, Edward. The History of the Decline and Fall of the Roman Empire, London, for W. Strahan and T. Cadell, 1781-88, 6 vols., 4°, vol. I fourth edition, vols. II-VI FIRST EDITIONS, engraved portrait frontispiece, 3 folding maps by Thomas Kitchin, errata leaves (a few leaves spotted in vols. II and III), contemporary tree calf, spines gilt (rubbed, some joints weak); Miscellaneous Works, London, for A.Strahan [and others], 1796, 2 vols., 4°, FIRST EDITION, engraved frontispiece, contemporary marbled calf (rebacked). [Rothschild 948] (8)