Ethnological Mitigation: Warm Springs Dam —Lake Sonoma, California. D. W. Peri, S. M. Patterson, and J. L. Goodrich (with two chapters by R. N. Lemer). Prepared for U. S. Army Corps of Engineers, San Francisco District, 1982. 134 pp. 8 maps, 29 plates, 7 tables, 2 appendices. $7.00.