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YEARBOOK, PUBLIC MUSEUM, MILWAUKEE 



[Vol. 11. 



points project from the regular slopes of the wall and form the con- 

 spicuous points near the crest of the volcano. The best known of 

 these is Gibraltar Rock, the face of which appears like a gigantic block, 

 as seen in figure 30, although it is merely a thin wedge remaining be- 

 tween two of the largest of the glaciers. The trail to the summit crosses 

 this rock diagonally from top to bottom and this ascent is the most 

 perilous part of the summit climb. A little distance below the summit 

 the snow fields divide into a number of ice streams or glaciers which 

 descend the mountain, each in its own channel and are separated from 



Fig. 30. — Ml. Rainier from the south. Gibraltar Rock is the large square 

 mass projecting from the right-hand slope of the mountain. 



each other by narrow wedge-shaped ridges of rock. At the base, these 

 wedges expand to form large triangular areas lying between the gla- 

 ciers. They support the famous Alpine meadows that form so con- 

 spicuous a feature of the scenery in this National Park. 



Our party, composed of Dr. Barrett, Mr. Peter, Mr. Raasch and 

 the writer, left Milwaukee on July 16th, proceeding directly to Tacoma. 

 From there the journey to Mt. Rainier was made in the private auto- 

 mobile of Mr. T. H. Martin, General Manager of the Rainier National 

 Park Company. It deposited us at Longmire Springs, where the first 

 of the two hotels is situated. Sulphur and other mineral springs abound 



