1. The structure of ℓ-group varieties

   • A. M. W. Glass
   • W. Charles Holland
   • Stephen H. McCleary

   OriginalPaper Pages: 1 - 20

2. Injectivity and congruence extension property in congruence distributive equational classes

   • János Kollár

   OriginalPaper Pages: 21 - 26

3. On ℵ₀-categorical nilrings

   • Gregory Cherlin

   OriginalPaper Pages: 27 - 30

4. Prime and implicative semilattices

   • P. V. Ramana Murty

   OriginalPaper Pages: 31 - 35

5. On bisemilattices with one distributive law

   • A. Romanowska

   OriginalPaper Pages: 36 - 47

6. Complementation in the lattice of subalgebras of a Boolean algebra

   • J. B. Remmel

   OriginalPaper Pages: 48 - 64

7. Characterizations of relational blocks

   • Ivan Chajda

   OriginalPaper Pages: 65 - 69

8. Local regularity for distributivep-algebras and distributive doublep-algebras

   • Hans Dobbertin
   • Gerhard Wilke

   OriginalPaper Pages: 70 - 73

9. Every finite lattice can be embedded in a finite partition lattice

   • Pavel Pudlák
   • Jiří T⫲ma

   OriginalPaper Pages: 74 - 95

10. Universal terms of the formB ⁿ A ^m

    • Andrzej Ehrenfeucht
    • D. M. Silberger

    OriginalPaper Pages: 96 - 116

11. Algebras with minimal spectrum

    • Robert W. Quackenbush

    OriginalPaper Pages: 117 - 129

12. A new construction of free groups

    • Alexander Abian

    Mailbox Pages: 130 - 132

13. On a conjecture of H. Werner

    • Reinhard Pöschel

    BriefCommunication Pages: 133 - 134

14. When is a term point universal?

    • D. M. Silberger

    OriginalPaper Pages: 135 - 154

15. Union decompositions and universal classes categorical in power

    • Steven Givant

    OriginalPaper Pages: 155 - 175

16. Uniform congruence schemes

    • E. Fried
    • G. Grätzer
    • R. Quackenbush

    OriginalPaper Pages: 176 - 188

17. A subdirectly irreducible double Heyting algebra which is not simple

    • Peter Köhler

    OriginalPaper Pages: 189 - 194

18. Subdirectly irreducible distributive doublep-algebras

    • T. Katriňák

    OriginalPaper Pages: 195 - 219

19. Subdirectly irreducible double Heyting algebras

    • R. Beazer

    OriginalPaper Pages: 220 - 224

20. Subdirectly irreducibles for various pseudocomplemented algebras

    • R. Beazer

    OriginalPaper Pages: 225 - 231

21. Idempotent algebras with three essentially binary polynomials

    • K. M. Koh

    OriginalPaper Pages: 232 - 246

22. Shelah rank for Boolean algebras and some application to elementary theories I

    • Piero Mangani
    • Annalisa Marcja

    OriginalPaper Pages: 247 - 257

23. A note on weak embeddings of distributive lattices

    • Dwight Duffus
    • Ivan Rival

    OriginalPaper Pages: 258 - 259

24. A commutativity theorem

    • W. K. Nicholson
    • Adil Yaqub

    OriginalPaper Pages: 260 - 263

25. An elementary proof that there are no non-trivial injective lattices

    • Evelyn Nelson

    Mailbox Pages: 264 - 265

26. On lattice completions as universal solutions

    • Isidore Fleischer

    Mailbox Pages: 266 - 267

27. Free lattices in some small varieties

    • Joel Berman
    • Barry Wolk

    OriginalPaper Pages: 269 - 289

28. Meet-distributive lattices and the anti-exchange closure

    • Paul H. Edelman

    OriginalPaper Pages: 290 - 299

29. Theories egalitaires dans les Langages sur types de graphes

    • Georges Blanc

    OriginalPaper Pages: 300 - 332

30. Remarks on Boolean products

    • Stanley Burris
    • Heinrich Werner

    OriginalPaper Pages: 333 - 344

31. Convexity closure operators

    • Mary Katherine Bennett

    OriginalPaper Pages: 345 - 354

32. Congruence varieties

    • Bjarni Jónsson

    OriginalPaper Pages: 355 - 394

33. The lattice of ideals of a semigroup

    • C. J. Ash

    OriginalPaper Pages: 395 - 398

34. Structure-semantics relation for non-varietal equational theories

    • J. Reiterman

    Mailbox Pages: 399 - 401