Reagan, Lewis M. 1904- College algebra, [electronic resource] / by Lewis M. Reagan ... Ellis R. Ott ... [and] Daniel T. Sigley .... — New York, : Farrar & Rinehart, [c1940]. — xviii, 445 p. : illus., diagrs. 21 cm. LCCN: 40009870 Subjects--Topical Terms: Algebra. LC Class. No.: QA154 / .R35 Dewey Class. No.: 512