National Physical Laboratory <br/><br/>
Control of noise 

 - London  Her Majesty's Stationary Office  1962 
 - v,434p.  23cm. 
<br/><br/> Dormitory:97561 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Wave noise control
<br/><br/><label>Dewey Class. No.: </label>621.38411  / N28C