National power survey 

 -  1964 
 - 423p  cm. 
<br/><br/><label>Standard No.: </label>148193 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"X9(F55).73.N64t4, K4.2/GD"