Lawson, James Llewellyn,  1915- <br/><br/>
Threshold signals /   
edited by James L. Lawson [and] George E. Uhlenbeck under the supervision of the Office of Scientific Research and Development, National Defense Research Committee. 
 - 1st ed. 
 - New York,  McGraw-Hill,  1950. 
 - xii, 388 p.  illus.  24 cm. 
<br/><br/><label>LCCN: </label>50007259  
<br/><br/><label>Subjects--Topical Terms: </label><br/>RECEPTORES DE RADIO<br/>INTERFERENCIAS DE RADIO
<br/><br/><label>Dewey Class. No.: </label>621.384136