Into the wilderness / 
prepared by the Special Publications Division, National Geographic Society, Washington, D.C. ; photographed by Lowell Georgia ; illustrated by H. Tom Hall. 
 - Washington :  The Society,  1978. 
 - 207 p. :  ill. (some col.) ;  27 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 207. 
<br/><br/><label>ISBN: </label>087044252X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Explorers--Biography--United States<br/>Explorers--Biography--Canada
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Description and travel<br/>United States--History--17831865<br/>Canada--Description and travel<br/>Canada--History--17631867
<br/><br/><label>LC Class. No.: </label>E163 
<br/><br/><label>Dewey Class. No.: </label>973