1 atlas (46 leaves of plates, XIII col. folded maps); ill.; 52 cm.
Atlas to accompany the monograph on the tertiary history of the Grand Cañon District / by Clarence E. Dutton, U.S.A.
At head of title: Department of the Interior. United States Geological Survey. J. W. Powell director. No accession number.; Previous call number: f557.88 Un3gra 1882
Geological Survey (U.S.); Dutton, Clarence E. (Clarence Edward), 1841-1912 Tertiary history of the Grand Cañon District., Washington (D.C.); Julia Biwn Co., lith. New York, 1882. 1882