Helmbolt Hermann L F Au. <br/><br/>
On The Seusatiions of the Tone ........ 

 - New York   Dover        1954 
 - 576  cm. 
<br/><br/><label>Standard No.: </label>955 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>NR5,12, J4