Travels from St. Petersburg in Russia, [electronic resource] : to diverse parts of Asia. Containing, I. A journey to Ispahan in Persia, in the years 1715, 1716, 1717, and 1718. II. A journey to Pekin in China, through Siberia, in the Years 1719, 1720, 1721. With a map of the Author's two routes between Mosco and Pekin: To which is added, a translation of the Journal of Mr. de Lange, Resident of Russia at the court of Pekin, in the years 1721 and 1722. III. A journey from Mosco to Derbent in Persia, in the year 1722. IV. A journey from St. Petersburg to Constantinople, in the years 1737 and 1738. By John Bell, Esq; (gentleman in several Embassies to the Emperors of China, Persia, &c.) In two volumes.