by
Viki Bankey, V.J.S. Grauch, and Robert P. Kucks
Open-File-Report 98-761 1998
Non-graphical version of this page
U.S. Department of the Interior | U.S. Geological Survey URL: <http://pubs.usgs.gov/of/1998/ofr-98-0761/> Questions or Assistance: Contact USGS Page Last Modified: Tue Feb 15 11:09 EDT 2000