Hack, John T.  1913-1991. <br/><br/>
Geomorphology of the Shenandoah Valley, Virginia, and West Virginia, and origin of the residual ore deposits, 
by John T. Hack. 
 - Washington,  U.S. Govt. Print. Off.,  1965. 
 - iv, 84 p.  illus., maps (3 fold. col in pocket)  30 cm. 
<br/><br/>Bibliography: p. 77-79. 
<br/><br/><label>LCCN: </label>gs 65000272  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Shenandoah River Valley (Va. and W. Va.)<br/>Physical geography--Shenandoah River Valley (Va. and W. Va.)<br/>Ore deposits--Shenandoah River Valley (Va. and W. Va.)
<br/><br/><label>LC Class. No.: </label>QE75  / .P9 no. 484 
<br/><br/><label>Gov. Doc. Class. No.: </label>I 19.16:484