USGS GeoData digital orthophoto quadrangles.

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Format:	Government Document eBook
Language:	English
Published:	[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2001]
Series:	Fact sheet (Geological Survey (U.S.)) ; FS-01-057.
Subjects:	Digital mapping. Orthophotomaps > United States. United States > Maps. Cartography > United States. Remote-sensing maps.
Online Access:	https://purl.fdlp.gov/GPO/LPS101018

Description
Item Description:	Title from title screen (viewed on Aug. 28, 2008). "May 2001." Electronic resource.
Physical Description:	2 unnumbered pages : digital, PDF file.
Format:	Mode of access: Internet from the USGS web site. Address as of 8/28/08: http://erg.usgs.gov/isb/pubs/factsheets/fs05701.pdf; current access available via PURL.