A calibration pad facility for gamma-ray spectrometers at the U.S. Geological Survey in Reston, Virginia
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Geology topics
Publications and source records attributed to Joseph S. Duval1.
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The U.S. Geological Survey (USGS) uses computer programs to process aerial gamma-ray data; some do editing and data manipulation to allow for corrections. Programs to convert flight-line data to latitude-longitude coordinates are included. Plotting programs include contour plotting, profile plots, and photographic raster plots.