by
R.W. Saltus, F.E. Riggle, B.T. Clark, and P.L. Hill
Open-File Report 99-0016
This report is preliminary and has not been reviewed for conformity
with U.S. Geological Survey editorial Standards. Use of brand names is
for descriptive purposes and does not constitute endorsement by the U.S.
Geological Survey.
1999
Page Maintainer: Rick Saltus, e-mail saltus@usgs.gov
Page Builder: Brian T. Clark, e-mail btclark@usgs.gov