ADVANCES IN OIL PROSPECTING 157 
Station No. 3 
read ke Station No. 2 Well No 7 pein East 
<x: Well No. 5 - ED = 

Warsaw hmestone 
1530 


Ft Payne chert 




New Providence shale 
Chattanooga shale 
“Corniferous” limestone 





Louismile dolomite 
Waldron shale 
Laurel hmestone 



FEET Oil sand 
Fic. 39 a.—Geological section in Allen County, Kentucky. 
160 
140 
120 
Station No. 2 
west 
8 
RESISTTVITY IN THOUSAND OHMS 
=) 8 

200 
DEPTH IN FEET 
= 
— 
8 

RESISTIVITY IN THOUSAND OHMS 
of 
= 
400 
200 
DEPTH IN FEET 
Fic. 39 6 and c.—Resistivity traverses (partition method) at same locality (after 
Lee and Swartz), showing differences of resistivity between east and west at station 2 
and station 3. 
487 
