1. Etch-pit studies of dislocations in indium antimonide

   • R. L. Bell
   • A. F. W. Willoughby

   Papers Pages: 219 - 228

2. High-strain fatigue studies of a composite material

   • A. A. Baker
   • J. E. Mason
   • D. Cratchley

   Papers Pages: 229 - 237

3. Crystal structure transformations of alkali sulphates, nitrates and related substances: Thermal hysteresis in reversible transformations

   • K. J. Rao
   • C. N. R. Rao

   Papers Pages: 238 - 248

4. The inversion twin: Prototype in beryllium oxide

   • Stanley B. Austerman
   • William G. Gehman

   Papers Pages: 249 - 260

5. Densities, lattice parameters and defect chemistry of pure non-stoichiometric compounds

   • W. van Gool

   Papers Pages: 261 - 268

6. The structure and properties of a lithium zinc silicate glass-ceramic

   • P. W. McMillan
   • S. V. Phillips
   • G. Partridge

   Papers Pages: 269 - 279

7. Defects in epitaxial films of semiconducting compounds with the sphalerite structure

   • D. B. Holt

   Papers Pages: 280 - 295

8. The work of fracture and its measurement in metals, ceramics and other materials

   • H. G. Tattersall
   • G. Tappin

   Papers Pages: 296 - 301

9. Analysis of pure materials — Some general comments

   • A. A. Smales

   Review Article Pages: 302 - 307

10. A ceramic crucible for barium titanate melts

    • C. A. Miller

    Letters Pages: 308 - 309

11. Quantitative size-factors for gold-manganese solid solutions

    • R. R. Preston

    Letters Pages: 309 - 310

12. Piezo-optic behaviour of rubidium chloride up to the phase transition point

    • K. Vedam
    • E. D. D. Schmidt

    Letters Pages: 310 - 312

13. Recent Soviet work on the dielectric properties and sintering of alumina

    • B. Ya. Pines

    Letters Pages: 312 - 313

14. Book reviews

    • D. T. J. Hurle
    • E. W. Colbeck

    BookReview Pages: 313 - 316