NEW HORIZONS IN ROCK MECHANICS.

Following is the continuation of the list of titles and authors: Roof Movement Due to Increasing Roof Span in an Underground Opening. By W. Karwoski, R. Sandhu, and R. Singh. Effects of Temperature, Confining Pressure, Strain-Rate, and Interstitial Water on the Rheological Behavior of Calcite Rocks. By E. H. Rutter. Rock Property Correlation, Crescent Mine, Idaho. By E. H. Skinner, G. G. Waddell, P. C. McWilliams, and B. J. Scheibner. Deep Stress Probe - A Tool for Stress Determination. By J. C. Roegiers and C. Fairhurst. Design of a New Borehole Extensometer. By Howard G. Spark. Correlations of Modulus of Deformation by the Use of a Combined In-Situ Deformation Measurement and Finite Element Method. By Samuel S. M. Chan and Grant L. Anderson.