Roy J.   <br/><br/>
Prakriti parichay 
Roy J. 
 -  1940 
<br/><br/><label>Standard No.: </label>287329 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SCIENCE
<br/><br/><label>Dewey Class. No.: </label>A, 157H0