Fisher, R. V.  1928- <br/><br/>
Pyroclastic rocks / 
R.V. Fisher, H.-U. Schmincke 
 - Berlin :  Springer-Verlag,  1984 
 - xiv, 472 p. :  ill. maps. ;  25 cm. 
<br/><br/><label>LCCN: </label>83-020042 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Volcanic ash, tuff, etc.