GROVES, Ernest R. Sex in Marriage / Ernest R. Groves ; Gladys Hoagland Groves ; illustrated by Robert L. Dickinson - 3rd. rev. & exp. - New York : Emerson Books, 1953. - viii, 224p., 2 leaves : ills. ; 20 cm. Subjects--Topical Terms: Sex. Marriage.Sexual ethics. Dewey Class. No.: 176 / GRS 1953