TY - BOOK ED - Earth Science Information Center U.S. TI - 1:2,000,000-scale digital line graph (DLG) data: US Geodata PY - 1995///] CY - Reston, VA PB - The Center KW - Hydrology KW - United States KW - Databases KW - Local KW - CD-ROM Fed. Doc KW - Transportation KW - Maps, Topographic N1 - Title from disk label; "US GeoData"--Disk label; Digital line graph data covers 21 areas in the United States, Alaska, and the Aleutian and Hawaiian Islands; Disk Characteristics: CD-ROM ER -