International Clay Conference, 1963 :  proceedings of the conference held at Stockholm, Sweden, August 12-16,1963 / 
Arranged  by CIPEA,Sponsored by IUGS ; edited by I TH. Rosenqvist, P. Graff-Petersen. 
 - Oxford  :  Pergamon press,  1963. 
 - x, 443 p. :  ill. ;  25 cm. 
 - International series of monographs on Earth Sciences;  21. .
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clay minerals--Congresses.