Ludlow, William - American Photo-Lithographic Company
Rand, McNally & Co.'s map of the northern portion of the Black Hills
Rand, McNally & Co.'s new map of the Black Hills | New map of the Black Hills | Map of the northern portion of the Black Hills
Relief shown in hachures. "The survey was made ... by Maj. Geo. Henckel." Includes seven illustrations. Includes index to "gold-bearing quartz lodes" and "silver-bearing lodes"; all are in South Dakota. Available also through the Library of Congress Web site as a raster image.
Rand McNally and Company - Henckel, George
Report on the geology and resources of the Black Hills of Dakota : with atlas
Geology of the Black Hills of Dakota | Mineral resouraces of the Black Hills of Dakota
At head of title: Department of the Interior. U.S. geographical and geological survey of the Rocky Mountain region. J.W. Powell in charge. Atlas has special t.p.: Topographical and geological atlas of the Black Hills ... to accompany the report of Henry Newton ... New York, J. Bien, 1879. Contains Henry Newton's writing: Geology of the Black Hills of Dakota, and Walter P. Jenney's Mineral ...
Geographical and Geological Survey of the Rocky Mountain Region (U.S.) - Newton, Henry - Jenney, Walter Proctor