Wood, Robert <br/><br/>
Supersonics: The Science of Inaudible Sounds 

 - America:  Brown University Press,  1939. 
 - 162p.;  18 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sound and related vibrations
<br/><br/><label>Dewey Class. No.: </label>534  / WOO