1. Graphical diagnostics for logistic oil exploration models

   • Neil Wrigley
   • Richard Dunn

   Articles Pages: 355 - 374

2. Value of tectonic regions in the United States

   • James P. Dorian
   • Allen L. Clark

   Articles Pages: 375 - 400

3. Determination of optimal numbers of class intervals using maximum entropy

   • Gerardo M. E. Perillo
   • Eduardo Marone

   Articles Pages: 401 - 407

4. An indicator kriging model for investigation of seismic hazard

   • James R. Carr
   • Raymond E. Bailey

   Articles Pages: 409 - 428

5. On the character of distribution of chemical elements in nature

   • Jozef Gubač

   Articles Pages: 429 - 432

6. Book review

   • Douglas M. Hawkins

   BookReview Pages: 433 - 435

7. Book review

   • Donald E. Myers

   BookReview Pages: 437 - 439