Title
On the trail of ancient man : a narrative of the field work of the Central Asiatic Expeditions / by Roy Chapman Andrews, leader of the Central Asiatic Expedition of the American Museum of Natural History in coöperation with Asia magazine ; with an introduction and a chapter by Henry Fairfield Osborn ; with 58 photographs by J.B. Shackelford.
Physical Description
xxiv, 375 p., [61] p. of plates : ill., maps ; 25 cm.