by N.W. Bass ; United States Department of the Interior, Geological Survey
Other Title
Text title: Paleozoic stratigraphy as revealed by deep wells in parts of southwestern Colorado, northwestern New Mexico, northeastern Arizona, and southwestern Utah
13 sections on 1 sheet ; sheet 99 x 118 cm + text (20 pages ; 36 pages)
OCLC
ocm10053141
Cartographic Data
Scale [ca. 1:1,280,000]
"Correlations are based on driller's log of the two wells in Colorado and on a microscopic examination of samples of all other wells. Only the deeper parts of most well logs are shown."
Includes correlation lines, and index map showing locations of wells and of cross sections.
Includes bibliographical references in text.
Also available on the Internet from the USGS website.