Herbert T E <br/><br/>
Telephons 
by Herbert T E; Procter W S 
 - 2 
 -  1934 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>74445 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical engineering
<br/><br/><label>Dewey Class. No.: </label>D666:48, G4.1