1. Thickness dependence of the indentation hardness of glass plates

   • Y. M. Tsai

   OriginalPaper Pages: 157 - 165

2. Size of thermal plastic zones around external cracks

   • M. K. Kassir

   OriginalPaper Pages: 167 - 177

3. Constitution and strength of glass fibers

   • G. M. Bartenev

   OriginalPaper Pages: 179 - 186

4. Criteria for crack extension in cylindrical pressure vessels

   • G. T. Hahn
   • M. Sarrate
   • A. R. Rosenfield

   OriginalPaper Pages: 187 - 210

5. Crack stability in linear elastic fracture mechanics

   • D. P. Clausing

   OriginalPaper Pages: 211 - 227

6. Cylindrical and spherical shells with cracks

   • F. Erdogan
   • J. J. Kibler

   OriginalPaper Pages: 229 - 237

7. Editorial announcement

   • M. L. Williams

   Announcement Pages: 239 - 239

8. Reports of current research

   Report Pages: 241 - 241

9. Report of current research on fracture mechanics

   • G. C. Sih

   Report Pages: 242 - 242

10. Dynamic Weibull Law

    • B. Steverding

    BriefCommunication Pages: 243 - 244

11. On the solution of the problem of a relaxed expanding penny-shaped crack

    • C. Atkinson
    • Dorothy Innes

    BriefCommunication Pages: 245 - 245

12. Crack propagation in large size sheet specimens under low cycle fatigue testing

    • Takeo Yokobori
    • Tadashi Kawasaki

    BriefCommunication Pages: 247 - 247

13. Research in fracture

    • J. G. Williams

    BriefCommunication Pages: 248 - 248

14. “Molecular elasticity” applied to fracture research

    • Roger Chang

    BriefCommunication Pages: 249 - 250

15. The paradox between the theories for tensile and compressive fracture

    • E. Cotterell

    BriefCommunication Pages: 251 - 252

16. Announcement

    Announcement Pages: 253 - 253