A Calibration Pad facility for Gamma-ray Spectrometers at the U.S. Geological Survey in Reston, Virginia

By

Joseph S. Duval1 and Stephen L. Snyder1

 

 1U.S. Geological Survey, MS 954, 12201 Sunrise Valley Drive, Reston, VA 20192

U.S. Geological Survey Open-File Report 2005-1435

 

Disclaimer

 

Image showing calibration pads in Reston, VA.

 

Photograph of gamma-ray calibration pad facility at Physics Bldg on USGS site

in Reston, Virginia. Pads NPL and NPH were not in place at the time this picture was taken.

 

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