No Author,  <br/><br/>
Aid to Bible Understanding 

 - New York  Watch Tower Bible & Tract Society 
<br/><br/><label>Subjects--Uniform Titles: </label>--GENERAL STACK
<br/><br/><label>Subjects--Topical Terms: </label><br/>NATURAL SCIENCES &MATHEMATICS--ANALYTICAL CHEMISTRYGeneralia
<br/><br/><label>Dewey Class. No.: </label>543.87  / .