Jones Richard W. <br/><br/>
Electric control systems   

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 - New York  Chapman and Hall  1953 
 - 511p.  25cm. 
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<br/><br/>  
<br/><br/>  Instrument Controls, Engineering, Electricity 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electricity<br/>Engineering<br/>Instrument Controls
<br/><br/><label>Dewey Class. No.: </label>621.3  / JON