Hess, Fred C. Chemistry made simple / Fred C. Hess / rev. Arthur L. Thomas - New York : Doubleday and Company , 1984 , c1955. - 203p. pb. us : il. tbs. otr. 12 - Made simple books . ISBN: 0-385-18850-1 Subjects--Topical Terms: Chemistry Dewey Class. No.: 540 HES