PHELPS Reginald H. Ed. <br/><br/>
German scientific heritage. 

 - New York  Hott Rinehart & Winston        1962 
 - x,238p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Aw55.N6, K2/SC