HEEMAN BEACHES NEAli MAPLE LAKE. 301 



4, Godfrey, its crest is at 1,L58 to 1,1()3 feet; iu the Avest edge of section 

 3G, Tildeii, and along- its curved course to the northeast and east at the 

 west and north sides of section. 25 and in the southeast part of section 24, 

 Tilden, 1,163 to 1,168 feet, and in sections 21 and 22, Grove Park, 1,171 

 tt) 1,173 feet. A sloutili, a tliird to a lialf of a mile wide, extends along 

 tlie east side of this beach in section 3, Godfrey, and in the southeast part 

 of Tilden, having a height of 1,155 to 1,160 feet. 



Upper beach in the southwest quarter of section 11, Godfrey, forming 

 a plain of stratified gravel and sand a quarter or a third of a mile Avide 

 from east to west, 1,168 to 1,173 feet. This beach near the south side of 

 section 1 1 becomes a distinct gravel ridge of the usual character, about 25 

 rods wide, with its crest at 1,173 feet, bordered by a slough 20 to 40 rods 

 wide at its east side. About a third of a mile farther southeast and some 

 50 rods west of the southwest extremity of Maple Lake, in section 14, 

 Godfrey, the elevation of this beach ridge is 1,175 to 1,178 feet. 



Maple Lake, water surface July 28, 1881, 1,169 feet. This lake, 6 

 miles long and averaging about a half mile wide, has a maxinunn depth of 

 20 feet near its southwestern end, and is mainly 10 to 15 feet deep along 

 its central portion. 



Upper beach, top of its well-marked gi-avel I'idge in the east edge of 

 the northeast quarter of section 3, Godfrey, about 20 rods north of Mr. 

 Horton's, 1,180 feet. Beyond this point, through its next 2^ miles, curving 

 from a northward to a northeastward and eastward course, this upper beach 

 of Lake Agassiz is magnificently exhibited, forming a massive, gently 

 rounded ridge of gravel and sand about 30 rods across, with its crest 1,178 

 to 1,186 feet above the sea. A view of this beach ridge is given in PI. VI 

 (j)age 26), taken on its top, near the south line of the southeast quarter of 

 section 35, Tilden, and looking northeastward along its course. It is bor- 

 dered on the southeast side by a tract of slightly undulating till 10 to 15 

 feet lower, mostly covered with small timber and brush and holding fre- 

 quent sloughs and lakelets in its depressions. The top of the beach is not 

 wooded, but small trees and bushes originally encroached upon its slopes. 

 A road extends ahjng the crest of its curving portion for a distance of 

 about a mile thi'ough section 3.6, Tilden. 



