1968/63/1

Pseudo-metrizability of quotient spaces

The first order properties of Dedekind finite integers

Completeness degree (A generalization of dimension)

Euclidean space modulo a cell

Maximal lattice-ordered algebras of continuous functions

Hyperspaces and symmetric products of topological spaces

Some remarks concerning the mappings of the inverse limit into an absolute neighborhood retract and its applications to cohomotopy groups

A theorem of Stone-Čech type, and a theorem of Tychonoff type, without the axiom of choice; and their realcompact analogues