The Global Positioning System.

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, [1999]
Series:	Fact sheet (Geological Survey (U.S.)) ; FS-99-062.
Subjects:	Global Positioning System. Artificial satellites in navigation. Map reading.
Online Access:	https://purl.fdlp.gov/GPO/LPS53356

Description
Item Description:	Title from title screen (viewed on August 27, 2004). "February 1999."
Format:	Mode of access: Internet from the USGS Web site. Address as of 8/27/04: http://mac.usgs.gov/mac/isb/pubs/factsheets/fs06299.html; current access is available via PURL.