Evans, B.S. <br/><br/>
Spot-tests for the identification of certain metallic coatings and of certain metals in bulk; v.1   
by B.S. Evans, D.G. Higgs. 
 - Cambridge  W. Heffer & Sons Ltd  1943 
 - 24p. 
<br/><br/><label>Dewey Class. No.: </label>543.6  / N43