The book "Paleotectonic Maps of the Permian System by Edwin D. McKee" is a nonfiction monograph published by the United States Geological Survey in 1967. It is part of the Geologic Investigations Map series and features detailed paleotectonic maps of the Permian System. Written by authors Edwin D. McKee and Steven S. Oriel, this trade paperback book includes illustrations, plates, and maps to help readers understand the geologic history of the Permian System in the United States. With a focus on geology and the environment, this book is a valuable resource for those interested in the nature and earth sciences. Book has splitting on outside spine.