Clays And Clay Minerals : Proceedings Of The Sixth National Conference On Clays And Clay Minerals, Berkeley, California, August 19 - 23, 1957 / 
edited by Earl Ingerson, Ada Swineford ... [et al]., 
 - London :  Pergamon Press ,  1959 
 - ix, 411 pages .:  table, illustrations .;  23 cm 
<br/><br/>Includes bibliographical references and indexs 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clay --Congresses<br/>Clay minerals --Congresses
<br/><br/><label>Dewey Class. No.: </label>549.1  / CLA 1959