All these blanks MUST BE FILLED when sheet is started—Except page no. 
Datej^Z~.&/l *•_Geologist _ Thwai t o s _ 
A A i 
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(cont.) 3 
and pink. Forms cliff with caves (6 -f- 2 -g-) ^ 35 ft 
and holes. v / 
(6 ^ Much. the same as (5) hut dark pink and with glauconite, 
fossils. Much resembles supposed Mazo, of Chicago 
veils. Cross lam# Makes tabular top of rock»worm 
holes. 61 ^ 
107 ft. 
SV/ SW ~ bluff overlooking road a±T S E corner of 
Horseshoe Bluff shows same section as above. Above the 
same ?? glauconitic red fossil layer is 22 ft/ of * 
typical Mazomanie strata, dolomite sandstone with 
weathered out fossils, has some red layers as below 
mere or less - glauconite. Looks somewhat as though 
theSe strata may not be youngerIW ^ Tc ^ 
