Preface. Extensions of the Erdoes--Rado Theorem; J.E. Baumgartner, A. Hajnal, S. Todorcevic. Zero Sum Trees: a Survey of Results and Open Problems; A. Bialostocki. On Superatomic Boolean Algebras; R. Bonnet. Representing Rings using Continuous Functions; A.B. Carson. Homogeneous Directed Graphs; G.L. Cherlin. Ordinal Partition Behavior of Finite Powers of Cardinals; P. Erdooes, A. Hajnal, J.A.A. Larson. Some Subdirect Products of Finite Nilpotent Groups; D.M. Evans. Three Remarks on End-Faithfulness; G. Hahn, J. Siran. True Embedding Partition Relations; A. Hajnal. Lattices related to Separation in Graphs; R. Halin. Ramsey Numbers for Sets of Five Vertex Graphs with Fixed Number of Edges; H. Harborth. Finite Structures with Few Types; E. Hrushovski. Recognition Problem in Reconstruction for Decomposable Relations; P. Ille. The Average Size of Nonsingular Sets in a Graph; W. Imrich, N. Sauer, W. Woess. Some Canonical Partition Ordinals; J.A. Larson. The Group of Automorphisms of a Relational Saturated Structure; D. Lascar. On Canonical Ramsey Numbers for Coloring Three-Element Sets; H. Lefmann, V. Roedl. Large Subgroups of Infinite Symmetric Groups; D. Macpherson. Homogeneous Partially Ordered Sets; A.H. Mekler. Cardinal Representations; E.C. Milner. A Vertex-to-Vertex Pursuit Game played with Disjoint Sets of Edges; S. Neufeld, R.J. Nowakowski. Graphs and Posets with no Infinite Independent Set; M. Pouzet. Problems about Planar Orders; I. Rival. Superstable and Unstable Theories of Order; T.J. Schneider. Advances in Cardinal Arithmetic; S. Shelah. Conjectures of Rado and Chang and Cardinal Arithmetic; S.Todor evi . Random Structures and Zero--One Laws; P. Winkler. Isotone Maps: Enumeration and Structure; N. Zaguia. Problem Sessions.