The Online Books Page

Online Books by

Robert F. Ballard

Books from the extended shelves:

• Ballard, Robert F.: Dynamic techniques for detecting and tracing tunnel complexes : final report (Waterways Experiment Station ;, 1977), also by United States. Army Mobility Equipment Research and Development Center (page images at HathiTrust)
• Ballard, Robert F.: Electromagnetic (radar) techniques applied to cavity detection (U.S. Army Engineer Waterways Experiment Station ;, 1983), also by Geotechnical Laboratory (U.S.) and United States Army Corps of Engineers (page images at HathiTrust)
• Ballard, Robert F.: Geophysical investigation, Prado Dam and Mentone Damsite, California (Vicksburg, Mississippi : U.S. Army Engineer Waterways Experiment Station, 1975., 1975), also by Joseph R. Curro, George R Skoglund, and U.S. Army Engineer Waterways Experiment Station (page images at HathiTrust)
• Ballard, Robert F.: Tunnel detection (U.S. Army Engineer Waterways Experiment Station ;, 1982), also by U.S. Army Engineer Waterways Experiment Station and United States Army Corps of Engineers (page images at HathiTrust)

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