xii CONTENTS. 



Page 



Homewood Sandstone 169 



Kanawha Black Flint 



Mercer (Stockton) Coal , 170 



Upper Coalburg Sandstone 170 



Coalburg Coal 171 



Lower Coalburg Sandstone 171 



Winifrede Coal 171-172 



Upper Chilton? or Cleveland Sandstone 172-173 



PART III. MINERAL RESOURCES. 



Chapter X. Petroleum and Natural Gas 174-499 



Oil and Gas Horizons 174-177 



Description of Productive Sands 177-181 



Well Records and Prospective Areas, Lewis County 181-433 



Early History 181-182 



Summarized Records 182-203 



Detailed Well Records, Hackers Creek District 204-251 



Detailed Well Records, Freemans Creek District 251-335 



Detailed Well Records, Courthouse District 335-406 



Detailed Well Records, Skin Creek District 406-421 



Detailed Well Records, Collins Settlement District 421-433 



Well Records and Prospective Areas, Gilmer County 434-498 



Early History 434 



Summarized Records 434-441 



Detailed Well Records, Troy District 442-451 



Detailed Well Records, Dekalb District 451-466 



Detailed Well Records, Glenville District 466-484 



Detailed Well Records, Center District 484-498 



Table of Rock Pressures 499 



Chapter XI. Coal 500-597 



Statistics of Coal Production 500-501 



Records of Coal Test Borings, Lewis County 504-506 



Summarized Records 505 



Detailed Records 504-506 



Records of Coal Test Borings, Gilmer County 506-509 



Summarized Records 507 



Detailed Records 506-509 



Minable Coals of the Dunkard Series 510-514 



Washington Coal 510-514 



Minable Coals of the Monongahela Series 515-557 



Redstone Coal 515-535 



Pittsburgh Coal 535-557 



Minable Coals of the Conemaugh Series 558-573 



Elk Lick Coal 558-565 



Bakerstown Coal 565 573 



Minable Coals of the Allegheny Series 573-590 



Upper Freeport Coal 573-575 



Upper Kittanning Coal 576-579 



Lower Kittanning Coal 579-590 



Minable Coals of the Pottsville Series 590-592 



Mercer Coal 590-592 



Summary of Available Coal 592-593 



Minable Coal by Magisterial Districts 593 



Table of Coal Analyses 593-595 



Page References to Descriptions of Coal Mines... .. 596-597 



