4to. With color frontispiece, 3 folding route maps & 128 photographic plates. Original publisher's yellow cloth (spine slightly sunned). Provenance: Daniel Dennett (presentation inscription, bookplate). FIRST EDITION, PRESENTATION COPY, inscribed by the author to Daniel Dennett on flyleaf: "to Dr. Denett with many thanks for his assistance given to one of the members of our expedition on the high seas. Roy Chapman Edwards Apr. 5, 1934, New York." The complete narrative introduction to the scientific publications of the explorations of the Central Asiatic Expeditions in China and Mongolia from 1921-1930. Yakushi (1994) A223.