Isomorphism problems for hypergraphs -- Nombres de coloration de l’hypergraphe h-parti complet -- The coloring numbers of the direct product of two hypergraphs -- Graphe representatif de l’hypergraphe h-parti complet -- The chromatic index of an infinite complete hypergraph: A partition theorem -- Intersecting families of edges in hypergraphs having the hereditary property -- On theorems of berge and fournier -- Extremal problems on graphs and hypergraphs -- Hypergraph reconstruction -- Une condition pour qu’un hypergraphe, ou son complementaire, soit fortement isomorphe a un hypergraphe complet -- On a property of hypergraphs with no cycles of length greater than two -- Sur les hypergraphes bichromatiques -- Minimax theorems for hypergraphs -- Quelques problemes concernant les cliques des hypergraphes h-complets et q-parti h-complets -- Reconstruction theorems for infinite hypergraphs -- Note on a hypergraph extremal problem -- Sur une conjecture de V. Chvatal -- On the chromatic number of the direct product of hypergraphs -- Every directed graph has a semi-kernel -- Elementary strong maps and transversal geometries -- Some problems in graph theory -- Aspects of the theory of hypermatroids -- Facets of I-matching polyhedra -- Chromials -- Some partitions of all triples into steiner triple systems -- Unsolved problems.