1 Table of Contents: “... of partially ordered sets -- Infinite ordered sets, a recursive perspective -- IV. Lattice Theory -- The role...”

2 “... years ago the first Symposium on Lattice Theory was held in Charlottesville, U.S.A. On that occasion...”

3 “..., the Symposium on Lattice Theory, in Charlottesville, U.S.A., proclaimed the vitality of ordered sets. Only...”