Hall, John Scoville,   ( 1908-     ) <br/><br/>
Radar aids to navigation /   
Prepared under the supervision of Office of Scientific Research and Development, National Defense Research Committee. 
 - 1st ed. 
 - New York,  McGraw-Hill Book Co.,  1947. 
 - xiii, 389 p.  illus., maps, diagrs.  24 cm. 
<br/><br/><label>LCCN: </label>47006581  
<br/><br/><label>Subjects--Topical Terms: </label><br/>RADARES<br/>NAVEGACIÓN<br/>LORAN
<br/><br/><label>Dewey Class. No.: </label>621.38