58 W. D. KELLER 
of Foley, Missouri. Determinations were made in the same manner 
as in Graph No. 14. 
It is evident that a fault is easily detected where sandstone is 
faulted against shale. 

ST. Peter Fa Calle ray 13 Grassy Crean Sh 
Again the 40-foot and 60-foot depth determinations appear to be 
most diagnostic for average changes in the rocks at a depth less than 
100 feet. 
DOLOMITE FAULTED AGAINST LIMESTONE 
Jefferson City dolomite is faulted against Kimmswick limestone 
at Lick Spring Farm, 3 miles south of Foley, Missouri. Graph No. 16 
580 
