Knudsen Vern O <br/><br/>
Architectural acoustics 
Knudsen Vern O 
 -  1949 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>37191 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Acoustics<br/> Sound<br/>Physics
<br/><br/><label>Dewey Class. No.: </label>C30N1, H9