by
R.E. Sweeney1, C.A. Finn1, D.D. Blankenship2,
R.E. Bell3, and J.C. Behrendt1
Open-File-Report 99-420
1999
Non-graphical version of this page
This report is preliminary and has not been reviewed for conformity with U.S. Geological Survey editorial standards. Any use of trade, product, or firm names is for descriptive purposes only and does not imply endorsement by the U.S. Government.
1U.S. Geological Survey, Denver, CO
2The University of Texas Institute for Geophysics, Austin, TX
3Lamont-Doherty Earth Observatory, Palisades, NY