Hawks, Ellison <br/><br/>
How it works and how it's done 

 - s.l.  Home Library Club  n. d.  
 - 512 
<br/><br/> With illustration 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture<br/>Electricity<br/>Machine<br/>Technology<br/>Telecommunication
<br/><br/><label>Dewey Class. No.: </label>600  / H312h