Archaeology of Alkali Ridge, Southeastern Utah, with a Review of the Prehistory of the Mesa Verde Division of the San Juan and Some Observations on Archaeological Systematics. John Otis Brew. With Appendices by Alice Brues and Volney H. Jones. Papers of the Peabody Museum of American Archaeology and Ethnology, Harvard University, Vol. XXI. Cambridge, Mass., 1946. xv+346 pp., illustrations, bibliography, and index. $7.50.