An historical account of the British trade over the Caspian Sea [electronic resource] : with the author's journal of travels from England through Russia into Persia; and back through Russia, Germany and Holland, to which are added, the revolutions of Persia during the present century, with the particular history of the great usurper Nadir Kouli. Illustrated with maps and copper-plates. By Jonas Hanway, merchant. The third edition, revised and corrected. In two volumes