1. The shear strength of rock joints in theory and practice

   • N. Barton
   • V. Choubey

   OriginalPaper Pages: 1 - 54

2. A contribution to the design of a tunnel lining in swelling rock

   • M. Gysel

   OriginalPaper Pages: 55 - 71

3. Natürliche Gesteinsveränderungen — Probleme beim Straßen- und Tunnelbau

   • H. Höller
   • O. Homann
   • U. Wirsching

   OriginalPaper Pages: 73 - 80

4. Documents of the International Society for Rock Mechanics

   • The Commission on Standardization of Laboratory and Field Tests

   OriginalPaper Pages: 81 - 106

5. A review of coal pillar strength formulas by W. A. Hustrulid

   • Z. T. Bieniawski

   Diskussionen Pages: 107 - 110

6. A review of coal pillar strength formulas

   • W. A. Hustrulid

   Diskussionen Pages: 111 - 111

7. ASTM Subcommittee on Brittle Non-Metallic Materials

   Notes Pages: 112 - 112