A. Mapoteca Geologica Americana - A Catalogue of Geological Maps of America (North and South) 1752-1881..., by Jules and John Belknap Marcou, published 2000. This reference is a facsimile of Jules and John Belknap Marcou's 1884 publication cataloging geological maps of North and South America. Maps are arranged geographically and span over 100 years, from 1752-1881. Includes an introduction by Jules Marcou and an extensive index. 184 pp. Octavo, hardbound in green cloth with gilt titling on spine. This edition was published by Martino Publishing. Condition: Like new. (A+)

B. Catalogue and Index of the Publications of the Hayden, King, Powell, and Wheeler Surveys..., by L.F. Schmeckebier, published 1971. This is the unabridged Da Capo Press reprint of the original edition published in Washington, D.C., in 1904. It is a catalogue and index designed to help "students, investigators, and librarians" navigate the "storehouse of geographic, geologic, ethnologic, and archaeologic information concerning the western portion of the United States" contained within the reports of Hayden, King, Powell, and Wheeler. 208 pp. Octavo, hardbound in dark blue cloth with silver titles on cover and spine. Condition: Corners slightly bumped, otherwise fine. (A)

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See description above.