232 GEOLOGY OF EASTERN WISCONSIN. 



actual amount of loss, during the past thirty-eight years, in Eacine 

 county. These measurements will have their value many years hence. 



LA.KE SHORE IN RACINE COUNTY. 



The following measurements were made to ascertain the amount of 

 the abrasion of the west shore of Lake Michigan, in Milwaukee 

 county, since the government survey made in 1835 and 1836. 



The loss in the other counties bordering the lake is less on the aver- 

 age. 

 These facts are sufficient to show the importance of taking imme- 



