1. Bjarni Jónsson on the occasion of his 60th birthday

   Announcement Pages: 261 - 261

2. Unary polynomials in algebras, I

   • P. P. Pálfy

   OriginalPaper Pages: 262 - 273

3. Decompositions of universal algebras by idempotent algebras

   • Awad A. Iskander

   OriginalPaper Pages: 274 - 294

4. Every countable lattice is a retract of a direct product of chains

   • Maurice Pouzet
   • Ivan Rival

   OriginalPaper Pages: 295 - 307

5. Local completeness I

   • I. G. Rosenberg
   • L. Szabó

   OriginalPaper Pages: 308 - 326

6. On partially ordered sets embeddable in a free lattice

   • J. B. Nation

   OriginalPaper Pages: 327 - 333

7. On the structure of varieties with equationally definable principal congruences II

   • W. J. Blok
   • P. Köhler
   • D. Pigozzi

   OriginalPaper Pages: 334 - 379

8. Astroids and pastings

   • Markus Dichtl

   OriginalPaper Pages: 380 - 385

9. Congruence lattices of complemented modular lattices

   • E. T. Schmidt

   OriginalPaper Pages: 386 - 395