Sober, Nancy Hope <br/><br/>
The Intruders: The Illegal Residents of the Cherokee Nation 1866-1907 

 - Ponca City, OK  Cherokee Books  1991 
<br/><br/><label>ISBN: </label>0-9628188-0-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Native Americans<br/>History
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Oklahoma