Daus, Paul Harold First year college mathematics with applications [by] Paul H. Daus [and] William M. Whyburn. - New York Macmillan Co. 1949. - xiii, 495 p. illus. 22 cm. LCCN: 49007672 //r49 Subjects--Topical Terms: Mathematics LC Class. No.: QA39 / .D235 Dewey Class. No.: 510