![]() |
![]() |
|
|
|
|
NOTE: You will need to have the free Adobe Acrobat® Reader (v3.0 or higher) installed on your computer to view and print this publication. Once you have Adobe Acrobat® Reader installed, click the "Fact Sheet - 172-97 - 3.1 MB PDF" link. |
|
U.S. Department of the Interior, U.S. Geological Survey
URL: http://pubs.usgs.gov/fs/fs172-97/pdf.html
Maintained by Publishing Services
Last modified: 18:21:31 Mon 22 Aug 2005
Privacy statement | General disclaimer | Accessibility