WELL LOGS USED FOR STEUBENVILLE CONVERGENCE SHEET. 105 
mouth is 1,1-5 feet. The Pittsburg coal outcrops near the well at 
an elevation of 1,002 feet, or 03 feet below the level of the mouth. 
1 he Berea sand is therefore 1,582 feet below the Pittsburg coal. 
Well No. 407 .—This well is No. 1 on the Nicholson farm, at the 
south end of Steubenville. The Berea sand was found at a depth of 
1,843 feet. The elevation of the mouth of the well is 800 feet. The 
Ames limestone outcrops near the well at an elevation of 835 feet, or 
3.) feet above the level of the mouth. The Berea sand is therefore 
1,378 feet below the Ames limestone, or 1,591 feet below the Pittsburg 
coal. 
Lo(,i of Nicholson well No. 1 (No. 407). 
Top. 
Bottom. 
Shale and limy shells . 
Feet. 
94 
Feet. 
30 
Limestone. 
90 
40 
Shale, white. 
40 
10O 
Sand, white. 
100 
140 
Shale. 
140 
QQO 
Casing through Roger coal. 
.310 
Shale and shells. 
330 
^Q9 
Sand. 
f^Q9 
uvo 
APvQ 
Shale . 
OTjO 
PM 
DOD 
079 
Sand, Big Injun. 
673 
Q73 
Q79 
Shale. . 
1,343 
1 930 
Sand, Berea. 
1 343 
Shale, hard. 
1 990 
1 491 
Nell A o. 485 .—This well is on the farm of John McKim. The 
Berea sand was found at a depth of 1,660 feet, Hie elevation of the 
mouth of the wall is 1,124 feet. The well passes through the Pitts¬ 
burg coal at a depth of 60 feet. The Berea sand is therefore 1,600 
feet below the Pittsburg coal. 
Lop of John McKim well (No. 485). 
Top. 
Bottom. 
Coal, Pittsburg. 
Feet. 
55 
460 
570 
1,030 
1,070 
1,660 
Feet. 
Coal. . 
Coal.. 
Sand, Big Injun. 
Cased (not Big Injun). 
Sand, Berea. . 
1,600 
Well No. 514 .—This well is on the farm of George Strong. The 
Berea sand was found at a depth of 1,387 feet. The elevation of the 
mouth of the well is 737 feet. The Ames limestone outcrops east of 
the well at an elevation of 760 feet, or 23 feet above the level of the 
mouth. The Berea sand is therefore 1,410 feet above the Ames lime¬ 
stone and 1,632 feet below the Pittsburg coal. 
Well No. 392 .—This well is on the Peterson farm. The Berea sand 
was found at a depth of 1,240 feet. The elevation of the well mouth 
