1. Klemens Szaniawski (1925–1990)

   • Jan Woleznski

   Announcement Pages: I - I

2. Modality and Mellor's McTaggart

   • M. J. Cresswell

   OriginalPaper Pages: 163 - 170

3. On regular modal logics with axiom □ ⊤ → □□ ⊤

   • Kazimierz Świrydowicz

   OriginalPaper Pages: 171 - 174

4. Every world can see a reflexive world

   • G. E. Hughes

   OriginalPaper Pages: 175 - 181

5. Axiomatization of ‘Peircean’ branching-time logic

   • Alberto Zanardo

   OriginalPaper Pages: 183 - 195

6. Expressive power and semantic completeness: Boolean connectives in modal logic

   • I. L. Humberstone

   OriginalPaper Pages: 197 - 214

7. Logical equations and admissible rules of inference with parameters in modal provability logics

   • V. V. Rybakov

   OriginalPaper Pages: 215 - 239

8. General canonical models for graded normal logics (graded modalities IV)

   • C. Cerrato

   OriginalPaper Pages: 241 - 252

9. Kripke semantics for knowledge representation logics

   • Ewa Orłowska

   OriginalPaper Pages: 255 - 272

10. Deontic logic and possible worlds semantics: A historical sketch

    • J. Woleński

    OriginalPaper Pages: 273 - 282

11. Books received

    • Janusz Czelakowski

    BookReview Pages: 283 - 287

12. Call for papers

    Announcement Pages: 288 - 288