National Defense Research Committee, Comittee on propagation, Washington D.C. <br/><br/>
Propagation of radio waves through the standard atmosphere   

 - Washington, D.C.  NDRC  1946 
 - Summary technical report of the comittee on propagation, NDRC  V 3 .
<br/><br/> Donated by Prof. S. K. Chatterjee 
<br/><br/><label>Dewey Class. No.: </label>621.38411  / N462