The book has firm binding and clean pages. There are no markings. It's in excellent condition with light edge wear. Please see the photos. ~ Updated with the latest archaeological and anthropological evidence, "People of Chaco" is an essential book on the Chaco culture and ruins of northwestern New Mexico. Maps & photos. ~ A thousand years ago in northwestern New Mexico a great American culture rose and fell- the Indian culture of Chaco Canyon, the ancestors of today's Pueblo people. This is the first full-length book for the general reader on this spectacular array of ruins. Kendrick Frazier is the author of several books and former editor of Science News.