HAND BOOK of industrial data. 

 - 1973/2; 1975/3 
 - New Delhi  Goverment of India      1973 
<br/><br/><label>Standard No.: </label>39013 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>X9.2'N7s, L3  RR