Lesley.] 



240 



[April. 



Record of No. 2 well on Hjner Run, half a mile above its junction 

 with Pithole Creek, Venango County, Pa., furnished through the 

 kindness of General Tyndall, of Philadelphia. 

 Length of conductor to solid rock, .... 9 feet. 



Soapstone, . ........ 



Sandrock, hard white; layers of gray; large water-course, 71 to 80 



Slate, . . . 48 to 128 



Sandrock ("2d"), about 4 to 132 



Slate, 68 to 200 



Sandrock ; about . . . , . . . 5 to 205 



Soft slate, 4 to 209 



Sandrock; hard and then with 6 to 215 



Hard and soft streaks, . . . . . . 24 to 239 



Slate, . . 220 to 459 



White sandrock, , 31 to 490 



Slate, 50 to 540 



Sandrock ("4th"), 16 to 556 



Crevice, "with a very good show of oil and gas," . . 2 to 558 



Sandrock, 3 to 561 



Slate, 39 to 600 



Reddish slate in thin layers and hard sand rock gradually 



becoming soft with a fine show of oil and some gas, . 12 to 612 

 Slate ; hard to the bottom, 22 to 634 



The well at this depth pumped 50 to 75 barrels of oil per day for 

 some months. 



Record of the Old United States AVell (Frazier Well) on Pithole, 

 Venango County, Pa. 



Slates; variegated, . . . • . . .95 feet. 

 1st Sandrock, . 



Slates ; variegated, 

 2d Sandrock, . 

 Slates; variegated, 

 3d Sandrock, . 

 Slates ; variegated, 

 4th Sandrock ; to hot 



om, 



This well is said to have yielded originally 800 



40 to 135 



215 to 350 



30 to 380 



85 to 465 



20 to 485 



110 to 595 



12 to 607 



barrels, and now to 



yield from 20 to 100 barrels per day, according to different authorities. 



The record of No. 47, or Burchell Well, which is said to flow 150 

 to 200 barrels per day, does not vary over two or three feet in the 



