Torrechilla, Lauro S. <br/><br/>
Electronics navigation 2 including radar and arpa / 
Lauro S. Torrechilla. 
 - vi, 184 pages ;  23 cm. 
<br/><br/> Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic aid to navigation.