| 1. | FRICTION COEFICIENT OF SEMI-SPHERICAL RUBBER PROTRUSIONS SLIDING AGAINST RUBBER | |
| Pages 1-12 | ||
| Y. M. El-Sherbiny; Y. G. Al-Qaham; W. Y. Ali | ||
| 2. | FRICTION COEFFICIENT OF EPOXY COMPOSITES FILLED BY METALLIC PARTICLES AND REINFORCED BY WIRES | |
| Pages 13-28 | ||
| A. M. Samy | ||
| 3. | INFLUENCE OF VOLTAGE ON FRICTION COEFFICIENT DISPLAYED BY OIL ADDITIVES | |
| Pages 29-41 | ||
| M. K. Mohamed | ||
| 4. | TEMPER COLOURS OF WEAR PARTICLES | |
| Pages 41-50 | ||
| M. G. El-Sherbiny; W. Y. Ali | ||
| 5. | TRIBOLOGICAL BEHAVOUR OF HEAT TREATED COLD WORK STEELS | |
| Pages 51-62 | ||
| A. H. G. Tawfik; A. A. Ibraheem; M. I. Khashaba; W. Y. Ali | ||