1. Foreword

   • M. L. Williams

   EditorialNotes Pages: 1 - 1

2. Low cycle fatigue of thin-walled hollow cylindrical specimens of mild steel in uni-axial and torsional tests at constant strain amplitude

   • Takeo Yokobori
   • Hidekazu Yamanouchi
   • Shigeru Yamamoto

   OriginalPaper Pages: 3 - 13

3. The surface energy of a running crack in Al₂O₃, MgO and glass from crack-branching measurements

   • J. Congleton
   • N. J. Petch

   OriginalPaper Pages: 14 - 19

4. A finite line crack in a pressurized spherical shell

   • Efthymios S. Folias

   OriginalPaper Pages: 20 - 46

5. The propagation of fracture in aeolotropic materials

   • C. Atkinson

   OriginalPaper Pages: 47 - 55

6. The effect of high hydrostatic pressures on the cohesive strength of brittle materials

   • Marek Brandes

   OriginalPaper Pages: 56 - 63

7. Spherical flaw instability in hydrostatic tension

   • M. L. Williams
   • R. A. Schapery

   OriginalPaper Pages: 64 - 72