GNIS : Geographic Names Information System : digital gazetteer.

Bibliographic Details
Corporate Author:	Geological Survey (U.S.). National Mapping Division
Format:	Government Document Serial
Language:	English
Published:	[Reston, Va.] : U.S. Geological Survey, National Mapping Division.
Subjects:	GNIS. GNIS > Databases. United States > Gazetteers > Databases. United States > Maps, Topographical > Bibliography > Databases.

Description
Published:	Began with June 1991 issue?
Item Description:	"Software by Dataware." "US GeoData." Includes: National Geographic Names Data Base; National Topographic Map Names Data Base; Reference Data Base. Description based on: Feb. 1995; title from disc label. Computer file.
Physical Description:	computer laser optical discs ; 4 3/4 in.
Publication Frequency:	Biennial
Format:	System requirements: IBM PC/XT/AT or compatible computer with 512 KB memory (minimum 384K free memory), 20 MB hard disk drive, CD-ROM drive with appropriate controller, interface cable with High Sierra or ISO 9660 compatible device driver, MS-DOS 3.0 or higher, Microsoft Extensions, graphic display device such as Super VGA, graphic printer. Disk characteristics: CD-ROM.