Hills, R. C.; USGS Walsenburg Colorado Folio. USGS Geologic Atlas of the United States, Folio 68, Washington, D.C., 1900. Folio, pp. 8, 6 colored maps, 1 plate of columns.
The atlas is complete and in the original tan title wraps with black cloth spine. The atlas is tight, old lib. stamp on upper corner of cover, light toning to cover outer edge. Text and maps very clean and bright.
Hills provides a detailed description of the topography, geology, stratigraphy, structural geology and mineral deposits in the region of Walsenburg, Colorado. The atlas will be shipped lightly rolled in a mailing tube.