A fine example of an early geologic atlas of an economically important area known for its vast amounts of copper. This folio is a part of the geological survey's project to make a geologic atlas of the United States under the direction of George Otis Smith. The maps show topography, aerial geology, structure sections, economic geology, and a diagram map of the Bisbee Quadrangle. Softbound. Elephant folio. This atlas contains 19 pages of text, 7 maps in printed color, 1 columnar section and 2 pages of black & white photos.

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Condition: A

Covers lightly toned with some shelf wear and rubbing. Corners a bit bumped. Previous owners name at the top right corner of front cover. Binding good. Spine also good with some looseness at the bottom. Text and images generally very good.