Brockman, C. Frank (Christian Frank), 1902. <br/><br/>
Recreational use of wild lands 
C. Frank Brockman. 
 - New York  McGraw-Hill  1959. 
 - 346 p. : ill. ; 24 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>National parks and reserves.<br/>Forest reserves<br/>Wilderness areas<br/>Recreation