Black Hills National Forest, 50th anniversary. 

 - Washington  [U.S. Govt. Print. Off.]  1948. 
 - iii, 43 p.  illus., group ports.  24 cm. 
<br/><br/><label>LCCN: </label>agr48000461  
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Black Hills National Forest (S.D. and Wyo.)
<br/><br/><label>LC Class. No.: </label>SD428.B53  / A5 1948