Incoming Resources
- Effects of Unequal Hardness: From the Uvalde (Texas) Folio
- Map Showing Geology of Eastern Mexico and Southwest Texas
- Geologic Map of the Big Bend National Park, Brewster County, Texas
- Geologische Skizze [Geological Sketch]
- Geologic maps, a practical guide to the preparation and interpretation of geologic maps : for geologists, geographers, engineers, and planners, Edgar W. Spencer
- The Bedrock geology of the world, compiled by R.L. Larson ... [et al.] ; drawn by Virginia Rippon ; technical assistance by Christina Chute and Susan Vichench
- Geologic Map of the Henrys Chapel quadrangle., Cherokee and Smith Counties, Texas
- Big Bend Ranch State Park, Texas, Geologic Map and Trail-Side Geology
- Map Illustrating the General Geological Features of the Country West of the Mississippi River, Compiled from the Surveys of W. H. Emory and from the Pacific Railroad Surveys and other sources
- Geologic Map of the Central Hueco Bolsom, Acala-Fort Hancock-Esperanza Region, Texas