| [1] | Contents. |
| 3-12 | Space charge effects in the omegatron. Vejvodová, J.; Urbánková, H. |
| 13-22 | Unipotent quasigroups. Kepka, Tomáš; Němec, P. |
| 23-34 | The infinite minimal rich monoid. Gregor, R. |
| 35-42 | On autogenerating systems. Ferst, P.; Slačálek, P. |
| 43-53 | Limits in generalized algebraic categories - contravariant case. Koubek, V.; Pták, P. |
| 55-60 | Spectrophotometry of the comet 1975 IX. Bouška, J.; Mrkos, A. |
| 61-64 | Solar eclipse of 29 April 1976 and the difference between ET and UT. Bouška, J. |