ILLUSTRATIONS. 



Plate I. — Map of Texas, showing progress of the Survey for 1889. 

 If. — Sections and maps. 



Fig. 6. Section through central Cherokee County. 



7. Section of Packsaddle Mountain, Llano County 



8. Topography of Packsaddle Mountain, Llano County. 



9. Sketch map of the Wichita Mountains. 



III. — Table of formations xxx 



IV. — Signal Mountain, from photograph by Rogers ..... 106 



V — Magnesian beds of Mount Bonnel, from photo by Eddy 125 



YI. — Onion Creek, Travis County, from photo by Eddy 136 



VII. — Hueco Mountains from Quitman Valley, photo by Rogers 220 



VIII. — Hazel Mine. Sierra Diabolo, photo by Rogers 224 



IX. — Falls of Llano, south of Long Mountain, photo by Eddy 239 



X. — Cambrian Cliffs. Sandy Water Gap, Llano County, photo by Eddy 288 



XL — Barringer Hill, Llano County, from photo by Eddy 363 



Fig. 1. Section of undulating clay and sand strata 29 



2. Faulted lignite bed, Barton Creek Bluff 52 



3. Section showing relation of red and chocolate silt. 61 



4. Section showing relation of red and chocolate silt and recent 

 river sand 62 



5. Cross section from Waller Creek to Mount Bonnel 135 



6. Section through central Cherokee County, Plate II. 



7. Section of Packsaddle Mountain, Llano County, Plate II. 



8. Topography of Packsaddle Mountain, Llano County, Plate II. 



9. Sketch Map of the Wichita Mountains, Plate II. 



