XII, 170 pages, 22 unnumbered leaves of plates, V leaves of plates (1 folded) : illustrations, maps (1 color) ; 30 cm
OCLC
ocm01983860, ocm01983860
At head of title: Department of the Interior. U.S. geographical and geological survey of the Rocky Mountain region. J.W. Powell in charge.
First edition published 1877.
Includes bibliographical references and index.
I. Introductory -- II-III. Structure and description of the Henry Mountains -- IV. The laccolite -- V. Land sculpture -- VI. Economic -- VII. The intrusive rocks of the Henry Mountains / by Capt. C.E. Dutton -- Appendix: Recently published descriptions of intrusive phenomena comparable with those of the Henry Mountains