250 PETROLEUM AND NATURAL GAS. 



Thickness. Total. 



Feet. Feet. 



Lime 9 600 



Slate 36 636 



Sand, Salt 106 742 



Lime 83 825 



Sand 53 878 



Lime 39 917 



Slate 72 989 



Sand, Maxton 13 1002 



Red rock 90 1092 



Little Lime 7 1099 



Pencil Cave 13 1112 



Big Lime 82 1194 



Sand, Big Injun (some gas, 1275') 151 1345 



Slate 1 1346 



Sand, Squaw 54 1400 



Slate 16 1416 



Lime 24 1440 



Slate 55 1495 



Lime 24 1519 



Sand, Berea (gas, 1544-8') 37 1556 



Slate 67 1623 



Sand, Gantz (2 bailers water, 1630') 35 1658 



Slate 10 1668 



Sand, Fifty-foot 12 1680 



Slate 30 1710 



Sand, Thirty-foot (gas, 1714-7') 17 1727 



Slate -. 23 1750 



Lime, pink 5 1755 



Red lime and sand 55 1810 



Sand, Gordon Stray 42 1852 



Slate 1 1853 



Sand, Gordon 47 1900 



Slate 6 1906 



Sand 14 1920 



Slate 5 1925 



Sand, Fourth 16 1941 



Slate 4 1945 



Sand 22 1967 



Slate 46 2013 



Sand, Fifth (gas, 2033-7') 25 2038 



Unrecorded to bottom 38 2076 



10" casing, 329'; 8", 787'; 6%", 1227'; 5 3/16", 1647'. 



Prospective Oil and Gas Areas, Hackers Creek District. 

 Hackers Creek District has been thoroughly tested, with the 

 result that nearly all of its area is known to be good gas ter- 

 ritory except that portion lying along the axis of the Grass- 

 land Syncline, where few gas wells of any value have been se- 

 cured, while several dry holes have been drilled. Outside of 

 this particular belt, the entire district may be considered safe 

 gas territory. Attention is called to the following localities : 



