WELL LOGS USED FOR BURGETTSTOWN CONVERGENCE SHEET. 145 
Log of John Dunbar well Vo. 1 (No. 106). 
Top. 
Bottom. 
Sand, Salt. 
Feet. 
940 
1,085 
1,925 
2,040 
Feet. 
1,050 
Sand, Big Injun. 
Sand, Hundred-foot. 
Sand, Thirty-foot. 
The distance between the Hundred-foot sand and the Pittsburg 
coal at this point is therefore 1,925 feet plus 4 feet, or 1,929 feet. 
Well No. 118 .—This is well No. 1 on the farm of Mrs. J. E. Bell, 
and its mouth is at an elevation of 1,120 feet above sea level. The 
Pittsburg coal outcrops 45 feet above the mouth of the well. 
Log of Mrs. J. E. Bell well No. 1 (No. 118). 
Top 
Bottom. 
Coal, Freeport. 
Feet. 
570 
785 
1,863 
1,983 
Feet. 
Sa.ndJ Salt . 
Sand Hundred-foot . 
1,881 
1,993 
2,017 
Sand Thirty-foot,. . 
Total depth _, T _ __ . 
The distance between the Hundred-foot sand and the Pittsburg 
coal at this point is therefore 1,863 feet plus 45 feet, or 1,908 feet. 
Well No. 414 .—This well is No. 3 on the farm of W. S. Bailey. 
Its mouth is at an elevation of 1,122 feet. The elevation of the Pitts¬ 
burg coal is 1,180 feet, or 58 feet above the mouth of the well. 
Log of W. 8. Bailey well No. 3 (No. hlh). 
Top. 
Bottom. 
Feet. 
800 
1,010 
1,440 
1,860 
1,975 
2,065 
2,125 
2,180 
Feet. 
* - .. 
2,234 
The distance between the Hundred-foot sand and the Pittsburg 
coal at this point is therefore 1,860 feet plus 58 feet, or 1,918 feet. 
Well No. 413 .—This well is No. 1 on the John McCalmont farm. 
The elevation of its mouth is 1,120 feet above sea level. The elevation 
of the Pittsburg coal at this point is 1,154 feet, or 34 feet above the 
mouth of the well. 
3496—Bull. 318—07-10 
