Gilbert, Bil, Text by <br/><br/>
The Trailblazers 

 - New York   Time-Life Books    1973 
 - 236 p 
<br/><br/><label>Subjects--Topical Terms: </label><br/> West Untied States<br/>Discovery and exploration<br/>Histroy of Americas
<br/><br/><label>LC Class. No.: </label>F592.T55