1. Statistical analysis of tectonic patterns in areal volcanism: The bunyaruguru volcanic field in West Uganda

   • Keith J. Tinkler

   OriginalPaper Pages: 335 - 355

2. Multivariate normality in morphometric analysis

   • R. A. Reyment

   OriginalPaper Pages: 357 - 368

3. A short review of data processing in the earth sciences in Czechoslovakia

   • Jiři Hruška

   OriginalPaper Pages: 369 - 373

4. An approximation method for evaluation of the third-rank piezoelectric tensor of the symmetry 3:2 and its application in petrofabric studies

   • F. -W. Wellmer

   OriginalPaper Pages: 375 - 378

5. Association announcements

   Announcement Pages: 379 - 380

6. An old old friend revisited

   • Carlos L. Aiken
   • John R. Sturgul

   Letter to the Editor Pages: 381 - 381

7. Toward a definition of a mineral sample in geology

   • E. L. Zodrow
   • P. G. Sutterlin

   Erratum Pages: 382 - 382

8. Reviews

   • J. E. Robinson
   • D. Marsal
   • D. F. Merriam

   BookReview Pages: 383 - 391