1. Aldo Leopold and his neighbors

   • Lawrence J. Drew

   Directions Pages: 1 - 3

2. The l:200,000-scale map of the near-surface mineral resources of the Federal Republic of Germany

   • Walter Lorenz

   Forum Pages: 5 - 10

3. Additive models in mining and exploration

   • Konrad Wälder

   OriginalPaper Pages: 11 - 25

4. Classification of mineral deposits into types using mineralogy with a probabilistic neural network

   • Donald A. Singer
   • Ryoichi Kouda

   OriginalPaper Pages: 27 - 32

5. Raw materials activities of the manhattan project on the colorado plateau

   • William L. Chenoweth

   OriginalPaper Pages: 33 - 41

6. U.S. department of the interior U.S. geological survey: Fractal lognormal percentage analysis of the U.S. geological survey’s 1995 national assessment of conventional oil and gas resources

   • Robert A. Crovelli
   • James W. Schmoker
   • Richard H. Balay

   OriginalPaper Pages: 43 - 51

7. Long-term implications of new U.S. gas estimates

   • E. D. Attanasi
   • J. W. Schmoker

   OriginalPaper Pages: 53 - 62

8. Book reviews

   • Richard F. Bonskowski
   • Keith R. Long

   BookReview Pages: 63 - 64