Note 109 — Chapter IV · GEOGRAPHICAL DESCRIPTION OF MANCHURIA, MONGOLIA, ÍLÍ, AND TIBET.
Reading edition
Cottrell’s Recollections of Siberia, Chap. IX., p. 314; Timkowski’s Travels, Vol. I., pp. 4-91, 1821; Pumpelly, Across America and Asia, p. 387, 1871; Klaproth, Mémoires, Tome I., p. 63; Ritter, Die Erdkunde von Asien, Bd. II., pp. 198-226.