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branch of the &m Miguel on which was camp and rode eastward from 
Lone Gone across several small branches and through some of the 
most beautiful country I have ever seen. The aspens arc in their 
autumn colors rnd the hushes and grass are especially rich* Tire 
streams entered little canon to mj left and I could sec outcrop- 
pings of Bo* 1. 1 passed over only ’shales* Kept on a dim hunt¬ 
ing trail that led between the western group of Miguel mouitains 
and a little vol* capped,, bit that stands to the north; and fol¬ 
lowed uo the branch of the Hio San Miguel tlrat heads between the 
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two groups of Miguel end opposite the he a d of Dolores. Prom the 
timber line saddle 1 had a most satisfactory view of the surround¬ 
ing* country* Above timber line the mountains are nearly solid 
trachyte. At timber lino or for a thousand feet below the trach¬ 
yte is hs.terboddod with cretaceous shales and forms occasional 
bluffs and abrupt spurs. On a nap in. my large sketch book will 
suggest most of the outlines ♦ Do, 1 seems to cross the Dolores 
a few miles down and can be traced along a large hog hack which 
extends downward toward the. forks ♦ The little group of hills 
between the two forks of Delores (the Dolores proper and Bear Bio), 
on which Chilly and I made a station last year* has exposures of 
carlo. ^ tri&s and Jur&sgiie rocks, but do not extend far to the west 
arc! north as the cretaceous beds sweep around from the south to 
tfie west and north, faces. The end of the large trachytic ridge 
toward the forks of the Hio appears past the slope of west. San 
Miguel * The Sierra San Miguel proper rise very abruptly to the 
east of the saddle and are certainly one of the finest .groups in 
Colorado. The Hio San Miguel comes out. to the east of this group 
and can be seen in canon5to the north the red beds appear and the 
