Newman, M. H. A. 1897- Elements of the topology of plane sets of points. - [2d ed., re-set] - Cambridge, UK University Press, 1951. - 214 p. LCCN: 52007341 Nat. Bib. No.: GB52-303 Subjects--Topical Terms: Set theory.Topology. Dewey Class. No.: 514.322 / N554e