Inland electronic navigation charts : electronic charting for navigation.

Bibliographic Details
Corporate Author:	U.S. Army Topographic Engineering Center
Format:	Government Document Map Database
Language:	English
Published:	[Washington, DC] : U.S. Army Corps of Engineers, Topographic Engineering Center.
Subjects:	Nautical charts > United States.
Online Access:	https://purl.fdlp.gov/GPO/LPS106980

Description
Published:	Began in 2001.
Item Description:	Also known as IENCs. Charts in zipped shapefile format. Includes text and location map. Description based on: Aug. 16, 2007 update; title from web page (viewed on June 8, 2009). Electronic resource.
Publication Frequency:	Updated irregularly
Format:	Mode of access: Internet from the TEC web site. Address as of June 8, 2009: http://www.agc.army.mil/echarts/inlandnav/ ; current access is available via PURL.