For more information, please contact:
Bradford Butman or Michael Bothner |
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U.S. Geological Survey Quissett Campus |
384 Woods Hole Road Woods Hole, MA 02543-1598 |
E-mail: bbutman@usgs.govmbothner@usgs.gov |
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Other USGS investigators are H.J. Knebel, F.T. Manheim, Marilyn Bucholtz ten Brink, and R.P. Signell. |
U.S. Department of the Interior U.S. Geological Survey |
USGS Fact Sheet 172-97 February 1998 |