1. The number of varieties of pure majority algebras

   • E. Fried
   • H. Lasker
   • R. Padmanabhan

   OriginalPaper Pages: 151 - 156

2. Non-covering in the interpretability lattice of equational theories

   • Ralph McKenzie
   • Stanislaw Świerczkowski

   OriginalPaper Pages: 157 - 170

3. On order polynomially complete lattices

   • H. K. Kaiser
   • N. Sauer

   OriginalPaper Pages: 171 - 176

4. Power structures

   • Chris Brink

   OriginalPaper Pages: 177 - 216

5. Lattices of equational theories are congruence lattices of monoids with one additional unary operation

   • Norbert Newrly

   OriginalPaper Pages: 217 - 220

6. Topological representation of posets

   • Elias David

   OriginalPaper Pages: 221 - 233

7. Completely regular semigroups in the variety generated by the bicyclic semigroup

   • Francis Pastijn
   • Xiaoying Yan

   OriginalPaper Pages: 234 - 240

8. Multipasting of lattices

   • E. Fried
   • G. Grätzer
   • E. T. Schimidt

   OriginalPaper Pages: 241 - 261

9. Generating sets for catalytic and protective distributive lattices

   • Raymond Balbes

   OriginalPaper Pages: 262 - 268

10. On semigroups having n² essentially n-ary polynomials

    • Sinisa Crvenkovic
    • Nikola Ruškuc

    OriginalPaper Pages: 269 - 271

11. Endoprimal distributive lattices

    • L. Márki
    • R. Pöschel

    OriginalPaper Pages: 272 - 274

12. On the equational theory ofC ^*-algebras

    • J. Wick Pelletier
    • J. Rosický

    OriginalPaper Pages: 275 - 284

13. On algebras and varieties with semilattice reducts

    • Margarita Ramalho

    OriginalPaper Pages: 285 - 290

14. How are diamond identities implied in congruence varieties?

    • Gábor Czédli

    OriginalPaper Pages: 291 - 293

15. Representation and preservation of the metamathematical quotients of A. Robinson

    • Michel Hébert

    OriginalPaper Pages: 294 - 296

16. On the congruence lattice of a Scott-domain

    • G. Grätzer
    • E. T. Schmidt

    OriginalPaper Pages: 297 - 299