1. A very thin thick superatomic Boolean algebra

   • Judy Roitman

   OriginalPaper Pages: 137 - 142

2. Growth sequences—a counterexample

   • A. M. W. Glass
   • Herbert H. J. Riedel

   OriginalPaper Pages: 143 - 145

3. Existentially closed semilattices

   • Volker Weispfenning

   OriginalPaper Pages: 146 - 155

4. Partial orderings for sets of multisets

   • Melven Krom

   OriginalPaper Pages: 156 - 162

5. Automorphism groups of algebraic lattices

   • Gerhard Behrendt

   OriginalPaper Pages: 163 - 166

6. Two notes on the Arguesian identity

   • Mark Haiman

   OriginalPaper Pages: 167 - 171

7. The lattice of quasivarieties of semigroups

   • M. V. Sapir

   OriginalPaper Pages: 172 - 180

8. ℱ-multipliers and the localization of distributive lattices

   • George Georgescu

   OriginalPaper Pages: 181 - 197

9. When is a variety a topos?

   • P. T. Johnstone

   OriginalPaper Pages: 198 - 212

10. Definable principal congruences in congruence distributive varieties

    • Emil W. Kiss

    OriginalPaper Pages: 213 - 224

11. Epimorphisms, dominions and semigroups

    • Peter M. Higgins

    OriginalPaper Pages: 225 - 233

12. Decidable and undecidableMV-algebras

    • H. W. Buff

    OriginalPaper Pages: 234 - 249

13. Primitive Boolean algebras: Hanf and Pierce reconciled

    • Georges Hansoul

    OriginalPaper Pages: 250 - 255

14. Minimal non-permutative pseudovarieties of semigroups III

    • Jorge Almeida

    OriginalPaper Pages: 256 - 279

15. Almost distributive lattice varieties

    • Jeh Gwon Lee

    OriginalPaper Pages: 280 - 304

16. A note on the number of distributive laws

    • Werner Struckmann
    • Dietmar Wätjen

    OriginalPaper Pages: 305 - 306

17. Remarks on infinite systems of equations

    • Jan Mycielski

    OriginalPaper Pages: 307 - 309

18. A remark on commutative di-associative loops

    • Bernhard Ganter
    • Ulrike Pfüller

    OriginalPaper Pages: 310 - 311

19. Boolean products and subdirect powers

    • Emil W. Kiss

    OriginalPaper Pages: 312 - 314

20. The number of endomorphisms of an infinite algebra

    • Oldřich Kopeček

    OriginalPaper Pages: 315 - 318