Waltwers, R  <br/><br/>
Hydraulic and electro-hydraulic servo systems  

 - London:   Iliffe Book Ltd.,   1967  
 - 160p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydraulic 
<br/><br/><label>Subjects--Index Terms: </label>Science  
<br/><br/><label>Universal Decimal Class. No.: </label>621-52:621.22  / K7