Quarrell A G <br/><br/>
Proceeding on niobium tantalum molybdenum and tungsten 

 -  1961 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>33748 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry
<br/><br/><label>Dewey Class. No.: </label>E:160, K5;1