Gentile, Richard J. <br/><br/>
Mineral commodities of Putnam County, 
by Richard J. Gentile. 
 - Rolla,  1965. 
 - 48 p.  illus., maps (1 fold.)  23 cm. 
<br/><br/> Part of illustrative matter folded in pocket. 
<br/><br/>Bibliography: p. 47-48. 
<br/><br/><label>LCCN: </label>gs 66000155  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Missouri--Putnam County.<br/>Mines and mineral resources--Missouri--Putnam County.
<br/><br/><label>LC Class. No.: </label>QE131  / .A25 no. 29