144 J. J. STEVENSON — CARBONIFEROUS OF APPALACHIAN BASIN 



, Feet. Inches. Feet. Inches 



9. Shale and sandstone 10 



10. Coal bed Q 1 6 



1 1. Shale, Cliff sandstone 20 



12. Coal bed P 2 6 



13. Shale, some sandstone 300 



14. Coal bedO 5 to 7 



15. Shale, thin sandstone 350 



16. Coal bed N 



17. Shales and sandstone 110 



18. Coal bed M 



19. Shale, sandstone 100 



20. Coal bedL 2 10 



21. Shale 10 



22. Coal bed X 2 2 



23. Shale, Cliff sandstone *180 



24. Coal bed J 3 6 



25. Shale, sandstone 320 



26. Coal bed I 



27. Shale, sandstone 160 



28. Coal bedH 2 



29. Sandstone and shale 142 



30. Coal bed G 2 to 3 



31. Sandstone 40 



32. "Shells" 130 to 150 



33. Laminated sandstone 12 to 15 



34. Coal bed F. 1 6 to 2 2 



35. Shale and coal 1 



36. Clay 9 to 15 



37. Coal bed E, Coal creek. 4 to 5 



38. Clay 1 to 2 



39. Shale, sandstone 30 to 40 



40. Clay shale 30 to 35 



41. Sandstone 20 to 35 



42. Shale 10 



43. Coal bedD 1 6 to 2 4 



44. Clay and shale... 17 to 24 



45. Shale, sandstone 40 to 50 



46. Coal bed C 3 to 4 



47. Shaly sandstone 52 



48. Heavy sandstone 33 



49. Clay shale , 57 



50. Coal bed B 1 6 to 2 



51. Shale, sandstone. 150 



52. Heavy sandstone 50 to 60 



53. Sandstones and shales with Coal bed A. 250 



As the area in which the lower portion of the section, that below num- 

 ber 40, was obtained is much disturbed, the measurements are largely 



