Zeuner, Friedrich Eberhard, 1905- Dating the past : an introduction geochronology / Friedrich Eb erhard Zeuner - 2nd ed. - London : Methuen, 1950 - xviii, 474 p. : ill., maps, profiles; 22 cm Includes bibliographical references and index. Subjects--Topical Terms: Geological time--------Archaelogy-------- Dewey Class. No.: 550.1