Hallows, Ralph Watson, <br/><br/>
Radar simply explained. 
With a foreword by Sir F. A. Pile. 
 - 2d ed., rev. and enl. 
 - London,  Chapman & Hall,  1950. 
 - 190 p.  illus.  19 cm. 
<br/><br/> First ed. published in 1946 under title: Radar; radiolocation simply explained. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE<br/>Radar.
<br/><br/><label>Dewey Class. No.: </label>621.3848  / HAL