X CONTENTS. 



Page 



Chapter II. Physiography 21-32 



Physiographic Changes 21-23 



Drainage Basins 23-30 



Topographic Features 31 



River Terraces 31-32 



PART II. GEOLOGY. 



Chapter III. Structure 33-43 



Description of Terms 33 



Method of Representing Structure 33-3b 



Detailed Structure 37-43 



General Features 37 



Anticlines 38-40 



Synclines 40-43 



Unconformities and Faults 43 



Chapter IV. Stratigraphy General Sections 44-102 



Introduction 44-45 



Lewis County Sections 45-76 



Hackers Creek District 45-53 



Freemans Creek District 53-61 



Courthouse District. 62-66 



Skin Creek District 66-67 



Collins Settlement District 67-76 



Gilmer County Sections 76-100 



Troy District 76-81 



Dekalb District 81-84 



Glenville District 84-93 



Center District 93-100 



Summary 100-102 



Chapter V. Stratigraphy The Dunkard Series 103-110 



General Account and Section t 103-104 



Local Sections 105 



Description of Formations 106-110 



Rush Run Sandstone 106 



Jollytown Sandstone 106 



Hundred Sandstone 106 



Upper Marietta Sandstone 106-107 



Creston Red Shale 107 



Lower Marietta Sandstone 107-108 



Washington Coal 108 



Washington Fire Clay Shale 108 



Mannington Sandstone 108-109 



Waynesburg Sandstone 109-110 



Cassville Plant Shale 110 



Chapter VI. Stratigraphy The Monongahela Series 111-130 



General Description and Section 111-112 



Description of Formations 112-130 



Waynesburg Coal 112-113 



Gilboy Sandstone 113 



Uniontown Sandstone 113-114 



Annabelle Shale 114 



Uniontown Coal 114-119 



Uniontown Limestone 120 



Arnoldsburg Sandstone 120 



