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U.S. Geological Survey Open-File Report 2009-1151

Continuous Resistivity Profiling and Seismic-Reflection Data Collected in 2006 from the Potomac River Estuary, Virginia and Maryland

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Figure 4, photograph of electronic instrument.
Figure 4. The Continuous Resistivity Profile (CRP) data acquisition system included the AGI SuperSting R8 Resistivity Meter (foreground) and the display screen of the Lowrance GPS-enabled fathometer. Photo by John Bratton, USGS-GD-WHCMSC.
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