Manufacturer's directory 

 -  1964 
<br/><br/><label>Standard No.: </label>85192 
<br/><br/><label>Source: </label> Reports 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical
<br/><br/><label>Dewey Class. No.: </label>"X9(E).k2,N62, K4"