Burroughs, John,  1837-1921 <br/><br/>
Camping with President Roosevelt  [electronic resource] / 
John Burroughs 
 -  Project Gutenberg,  2009 
 - Project Gutenberg  29312 .
<br/><br/> Public domain in the USA. 
<br/><br/>Electronic text 
<br/><br/><label>Subjects--Index Terms: </label>Yellowstone National Park Roosevelt, Theodore, 1858-1919 Camping 
<br/><br/><label>LC Class. No.: </label>E740