Map scales.

Bibliographic Details
Format: Government Document eBook
Language:English
Published: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2002.
Series:Fact sheet (Geological Survey (U.S.)) ; FS-02-015.
Subjects:
Online Access:https://purl.fdlp.gov/GPO/gpo157606
Description
Item Description:"February 2002."
Physical Description:1 online resource (2 unnumbered pages) : maps.