Search

Search U.S. government technical reports digitized or harvested by TRAIL.

Keyword Search

Enter your search term(s):
[advanced search]

4 results returned

Search results

• A Short-range locator system for detecting trapped miners
• Ground-penetrating radar for strata control
• Evaluation of a ground penetrating radar system for detecting subsurface anomalies
• Measurement of dielectric properties of minerals at microwave frequencies