1. Cambrian Field Trip-Llano area, March 19–20,1954;Barnes,1954
2. Potential low-grade iron ore and hydraulic-fracturing sand in Cambrian sandstones, northwestern Llano region, Texas;Barnes,1964
3. In-situ stresses;Bielenstein,1972
4. Measurement of Recoverable Strain from Rocks in Llano, Texas and Cody, Wyoming;Brown,1970
5. Fracture Analysis in Opemiska Mine Area;Brown,1971