Frontier guide to the incredible Rogers Pass. -- 

 - 56 pages :  illustrations, maps ;  21 cm. -- 
 - Frontier books ;  no. 8 .
 - Frontier books ;  no. 8. .
<br/><br/> Cover title. 
<br/><br/>"References and sources": p. 56. 
<br/><br/><br/>Later copies have copyright date 1968. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Rogers Pass.