282 THE GLACIAL LAKE AGASSIZ. 



This beach near the middle of section 15, Logan, Grant County, is 

 about 30 rods wide, with a broad, nearly flat top, at 1,070 feet, having a 

 descent of about 15 feet on its northwest side to the area of Lake Agassiz 

 and half as much on the southeast, the surface thence rising very gradually 

 in the Ih miles eastward to Herman. The beach ridge is gravel, the land 

 at each side till. 



Elevations determined in this vicinity by the railway surveys are as 

 follows: Track at Herman, 1,072 feet above the sea; crest of the beach 

 about 1^ miles northwest of Herman, where if is cut by the railway, and 

 for 50 rods southwestward, 1,064 to 1,066 feet; depression, 40 rods wide, 

 next southeast at the railroad (lowest 20 rods from the top of the beach), 

 1,060 to 1,063 feet ; sm-face of till at the southeastern snow fences of the 

 railroad, about a third of a mile southeast from the beach, 1,073 feet; at 

 the northwest end of the northwestern snow fences, about 25 rods north- 

 west from the highest' part of the beach, 1,054 feet; and at the original 

 one hundred and eightieth mile post, about a quarter of a mile noi-thwest 

 from the last, 1,049 feet. 



FKOM HERMAN NORTH TO THE RED RIVER. 



(PLATES XXiri AND XXIV.) 



Several farmhouses are built on the top of the Herman beach between 

 6 and 10 miles north of Herman. At Joseph Moses's house, in the north- 

 west quarter of section 18, Delaware, the crest of the beach ridge has a 

 height of 1,066 to 1,067 feet, and the piazza of the house is at 1,067 feet. 

 H. D. Kendall's house, at the east side of the southeast quarter of section 

 12, Gorton, on the western slope of this beach, is at 1,062 feet; while the 

 top of the beach ridge, about 25 rods east of Mr. Kendall's house, is at 

 1,067 feet. 



Crest of the beach through the next IJ miles north from Mr. Moses's 

 house, along the west side of sections 18 and 7, Delaware, 1,066 to 1,068 

 feet. The beach for this distance is finely exhibited, having a width of 

 about 25 rods, rising 5 to 8 feet above the depression at its east side and 

 10 to 15 feet above the land west. L. I. Baker's house sill,- in the south- 

 west quarter of section 6, same township, of same height with the top of 

 the beach ridge, on which it is built, 1,068 feet. 



