62 



LIFE OF THE PLEISTOCENE 



B. CALUMET BEACH. (PLATE XXIX) 



About 1 500 feet south, of the Lake shore, North Evanston, Station 60. Surface 610 feet A.T. 



30 feet A.L.M. 



Strata 



Deposit 



Depth 



Remarks 



VII 



Black sand 



9 inches 



85 



15 

 9 



sy 2 " 



14 

 223 





VI 



Black sand and gravel 



More or less stratified 



V 



Gray sand (fine) 



in lower part. 

 With wood in strata. 



IV 



Peat and wood 





III 



Gravel and sand 





II 



Clay '. 





I 



Boulder clay 







Total thickness 







360^ " 



=30 feet. 









C. TOLESTON BEACH 



North of Montrose Boulevard and east of Dover Street. Surface 600 feet A.T.; 20 feet A. L. M. 



20 feet A.L.M. 



Strata 



Deposit 



Depth 



Remarks 



XII 



Fine yellow sand 



66 inches 



6 



VA " 



2 



VA " 



1 



5 



6 

 10 



6 

 15 

 27 





XI 



Gravel and sand 





X 



Gray sand 





IX 



Gravel 



Varies in thickness. 



VIII 



Gray sand 





VII 



Gravel 





VI 



Fine gray sand 





V 



Gravel and coarse sand 



Varies in thickness. 



IV 



Gravel 





III 



Gray sand. 





II 



Gravel 





I 



Gray sand 







Total thickness 







152 



= 12 feet 8 inches 





