Jackson, L.C. <br/><br/>
Wave filters. Methuen's monographs on Physical subjects   
by L.C. Jackson. 
 - London  Methuen  1944 
 - 107p. 
 - Methuen's monographs on physical subejcts. .
<br/><br/><label>Dewey Class. No.: </label>621.381331  / N44