Koller L R <br/><br/>
Ultraviolet radiation 
Koller L R 
 - 2 
 -  1952 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>48870 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radiation
<br/><br/><label>Dewey Class. No.: </label>C52, J2;K5