Hepler, Loren G. Chemical principles / by Loren G. Hepler - New York : Blaisdell Pub., 1964 - xi, 505 p. : figs ; 24 cm. - A Blaisdell book in the pure and applied sciences . Library has 2 cops. ISBN: USD 8.50 Subjects--Topical Terms: Chemistry Dewey Class. No.: 540