Ehret, William f. SmithÅ› college chemistry / by William F. Ehret. - 6th ed. - New York : Appleton-Century-Crofts, c1947. - xii, 677 p. : ill. ; 26 cm. Includes bibliographies and index. Subjects--Topical Terms: Chemistry. Dewey Class. No.: 540 / EHS 1947