1. Editorial

   • I. W. Farmer

   EditorialNotes Pages: 1 - 2

2. Geomechanics in hard rock mining: lessons from two case histories

   • Francois E. Heuze

   Papers Pages: 3 - 25

3. The causes of cyclic excessive convergence at the longwall tailentry

   • S. S. Peng
   • W. H. Su

   Papers Pages: 27 - 41

4. A dynamic programming approach in designing underground coal slurry haulage systems

   • Hasan Sevim
   • Tuncel M. Yegulalp

   Papers Pages: 43 - 56

5. Design constraints for full-face tunnelling machines in coal mines

   • I. W. Farmer
   • N. H. Glossop

   Papers Pages: 57 - 70

6. Nitrogen and carbon dioxide occurrence in UK coal seams

   • D. P. Creedy
   • F. W. Pritchard

   Technical Note Pages: 71 - 77

7. Design of high-extraction panels in evaporite mines

   • R. F. Cook

   Technical Note Pages: 79 - 82

8. Book reviews

   • I. W. Farmer
   • P. B. Attewell

   BookReview Pages: 83 - 85

9. Diary of events

   Events Pages: 87 - 88