INDEX. 79 



Lyttleton 21 



Mace-Murphree Seam 47 



Maldin's Gap 32, 35 



Marble 17 



Mountain Limestone 15, 17 



Murphree's Valley, Rim of 7, 9, 11, 13, 21, 66 



Murray Coal Seam 30, 41, 46, 47 



Oil Basin probable 10 



Paine Coal Seam 29, 59, 61 



Peacock Coal Seam 13, 30, 31, 32 



Plateau Region 7, 8, 12, 15, 18, 20, 62 



Phillips' Seam 29, 56, 58 



Ponch Creek 22, 56, 59 



Prof. McCalley 8, 15, 18, 20 



Quartzitic Rocks 23, 29, 56 



Questions unsettled 67-74 



Railroad Survey 33 



Sally Hole Seam 29,47 



Sand Creek Seams 10, 30, 37, 39 



Second Conglomerate 13 



Sections of Strata 7, 15, 18, 19, 24 : 26, 28-31, 63, 67 



Shaly Cliff 17-18 



Sheffield Gap 22 



Smith Coal Seam 59, 60, 61, 62 



Springville 8 



St. Clair county 7, 8 



Straight Mountain 7, 9, 11, 13, 14, 22, 24, 68, 71 



Structure of Coal Field 8, 9 



Sub-Conglomerate Measures 13, 14, 15, 16, 19 



Sub-Divisions of Coal Field 12 



Synclinal Fold 9, 74 



Table of Contents 5 



Taits' Gap 11, 12,55 



T. A. & C. R. R 33 



T. & C. R. R 21 



Transmittal, Letter of 4 



Trough Shaped Field 10 



Tumbling Gap 21, 35 



Unsettled Questions 67-74 



Vertical Measures 13, 14, 21, 22, 24, 25, 26 



Waide's Gap 24, 69 



Waide, G. B 33, 34 



Waide Seam 25, 30, 40, 68 



Walker's Gap 21, 28, 31 



Walnut Grove 12, 21, 49 



