1. Close order gravity surveys: a means of fault delineation in valley fill sediments;Benson,1987
2. Seismic and gravity surveys as tools in delineating subsurface geology and assessing some geologic hazards;Benson,1989
3. Ground penetrating radar, electrical resistivity, and water quality studies integrated to determine the source(s) and geometry of hydrocarbon contamination at a site in north-central Arizona;Benson,1991
4. Application of ground-penetrating-radar methods to hydrogeologic studies;Beres;Ground Water,1991
5. Roadside Geology of Arizona;Chronic,1991