1. Trend-surface analysis of distribution of some heavy minerals in shelf sediments off Mangalore, India

   • H. N. Siddiquie
   • T. K. Mallik

   OriginalPaper Pages: 277 - 290

2. Efficiency of local polynomials in contour mapping

   • Paul F. Czeglédy

   OriginalPaper Pages: 291 - 305

3. General equations for volume and surface area of a logarithmically coiled shell

   • David M. Raup
   • Richard R. Graus

   OriginalPaper Pages: 307 - 316

4. Effect of trends on correlation in open and closed three-component systems

   • W. C. Krumbein
   • G. S. Watson

   OriginalPaper Pages: 317 - 330

5. Stratigraphic correlation of subsurface geologic data by computer

   • D. R. Matuszak

   OriginalPaper Pages: 331 - 343

6. An attempt at an unambiguous scheme to code the geometry of bedding planes

   • Allan D. Griesemer
   • Donald F. Costello

   Short Note Pages: 345 - 351

7. Meetings

   • R. A. Reyment
   • D. F. Merriam
   • F. P. Agterberg

   Association Announcements Pages: 353 - 356

8. Reviews

   • I. P. Sharapov
   • H. Daniel Roth
   • James C. Brower

   BookReview Pages: 357 - 360