LENGFELD (Felix) <br/><br/>
Inorganic chemical preparations 

 - London  The Macmillan Co  1911 
 - 55 
<br/><br/><label>Subjects--Topical Terms: </label><br/>preparations<br/>Inorganic<br/>chemical
<br/><br/><label>Dewey Class. No.: </label>548/48