Threshold signals 
edited by James L. Lawson, George E. Uhlenbeck 
 - New York  Dover Publ. Inc.  1950 
 - xii, 388 s.  res., graf., tbl.  24 cm. 
 - Massachusetts Institute of Technology, Radiation Laboratory  Radiation laboratory series  no. 24 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Perception.<br/>Radio--Interference.<br/>Radio--Receivers and reception.
<br/><br/><label>Dewey Class. No.: </label>621.38418 THR 1950