Oliver, Gossett. <br/><br/>
A comparative study of biological indigenous products used to increase surface hardness of plain low carbon steel / 
Gossett Oliver. 
 - 29 pages :  color illustrations ;  21 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Steel
<br/><br/><label>Dewey Class. No.: </label>671.36