Nine short papers present changes in stratigraphic nomenclature in California, Nevada, Arizona, Kentucky, Tennessee, Ohio, Georgia, South Carolina, and Massachusetts, and a revised Mississippian time scale for the western interior region of the United States.

Semiannual, with semiannual and annual indexes. References to all scientific and technical literature coming from DOE, its laboratories, energy centers, and contractors. Includes all works deriving from DOE, other related government-sponsored information, and foreign nonnuclear information. Arranged under 39 categories, e.g., Biomedical sciences, basic studies; Biomedical sciences, applied studies; Health and safety; and Fusion energy. Entry gives bibliographical information and abstract. Corporate, author, subject, report number indexes.