Transformation semigroups, J M Howie; an application of lattice theory to the theory of varieties of semigroups that are unions of groups, N Reilly; products of semigroups, G B Preston; some questions on Euclid Rings, M Nagata; partially commutative shuffing, Y Kobayashi; conjugacy infinite symmetric inverse semigroups, T Saito; the statistic properties of feedforward sequences, X Feng; semigroups and orders, B M Schein; an invitation to inverse semigroup theory, J C Meakin; some properties of primitive groups, H J Shyi; semigroups of singular matrices, K S S Nambooripad; semisimplicity for semigroups, R Ohemke. (Part contents).