3 volumes. xxiv, [2], 482 + [1] ad; viii, [2], [483]-892; [4], [893]-1129 pp. With 10 plates from various sources; folding map in rear pocket of 3rd (index) volume. 9½x6, original green cloth, spines lettered in gilt. First Edition.

Seminal work on the growth, development, and decline of the Fur Trade in the Western U.S., including its major protagonists, events, effects, etc. As Graff notes, "Sixty years after publication, this is still the great work on the subject." Graff 696; Howes C390; Rader 770.