Searles, Herbert L. 1891- Logic and scientific methods : an introductory course / Herbert L.Searles. - 2d ed. - New York : Roanld Press Co., c1956. - viii, 278 p. : illus. ; 22 cm. Includes Index. Subjects--Topical Terms: Logic.Methodology.Semantics (Philosophy) [from old catalog] Dewey Class. No.: 160 / SEL 1956