On the Judith River, Montana 113 



ism in a narrow strip of naked rock that bad 

 been shoved up in a wedge shaped mass through 

 the grass of the prairie. 



On the Fourth of July we reached the ferry 

 below the mouth of the Judith River and took 

 dinner at the ranch called Judith P. O. The 

 company own their own store, bunk-house, cook- 

 house and stables, and have in a great crop of 

 alfalfa. They also own the ferry, and owing to 

 high water, the approach from the north was 

 cut out, and we had to get our horses on board 

 the best way we could, and then pull on the 

 wagon by man power. We were kindly enter- 

 tained at Judith. In the afternoon we drove up 

 to Dog Creek, w T here Professor Cope made his 

 famous expedition in 1876. The effects of vul- 

 canism are seen on every side. The views I show, 

 fully illustrate this phase in the earth's crust. 

 The picture with the white sandstone tipped up 

 to the left, represents the Eagle Sandstone with 

 the Claggett Shales to the right. These shales 

 should be on top of the Eagle Sandstone. They 

 closely resemble the Pierre shales, below the Ed- 

 monton beds in Alberta, and contain the same 

 baculites, ammonites and plesiosaurs, evidently. 

 The foreground of the picture, shows part of the 

 narrow Dog Creek valley covered with grass and 

 sagebrush, with a few cottonwoods in a bend of 

 the creek. On the opposite, or east side of the 

 creek, we found a trail leading up to the divide 



