Mediaeval researches from eastern Asiatic sources; fragments towards the knowledge of the geography and history of central and western Asia from the 13th to the 17th century.
v. I. Notes en Chinese mediæval travellers to the west.--Notices of the mediæval geography and history of central and western Asia.--v. II. Explanation of a Mongol-Chinese mediæval map of central and western Asia.-- Chinese intercourse with the countries of central and western Asia during the fifteenth and sixteenth centuries.