Von Neumann, John, 1903-1957. Continuous geometry / Foreword by Israel Halperin. - Princeton, N.J : Princeton University Press , 1960. - 299 p. : illus. ; 24 cm. - Princeton mathematical series 25. . Subjects--Topical Terms: Topology.Groups, Continuous.Geometry, Projective. Dewey Class. No.: 516.57 VONN