Paleozoic and Cenozoic rocks in the Alpine-Nutrioso area, Apache County, Arizona Wrucke, Chester T. 1927- creator author. Geological Survey (U.S.) issuing body. text bibliography ug 1961 monographic eng remote 1 online resource (iii, 26 pages) : maps. by Chester T. Wrucke. Title from title screen (viewed October 31, 2014). Includes bibliographical references (page 26). n-us-az Geology Arizona Apache County Geology, Stratigraphic Paleozoic Geology, Stratigraphic Cenozoic Cenozoic Geologic Period Geology Geology, Stratigraphic Paleozoic Geologic Period Arizona Apache County From 230 to 570 million years ago fast I 19.3:1121-H I 19.3:1121-H Paleozoic and Cenozoic rocks in the Alpine-Nutrioso area, Apache County, Arizona Wrucke, Chester T., 1927- (OCoLC)5773992 Geological Survey bulletin ; 1121-H Contributions to general geology https://purl.fdlp.gov/GPO/gpo72785 COP 141031 20211120180824.0 in00003735458 eng