01487nam a2200325Ia 4500 197201 BIBL 20160527192745.0 950918s1995 vaun u eng d (OCoLC)33148907 HLS HLS PUXA 1:2,000,000-scale digital line graph (DLG) data. [computer file] U.S. Geological Survey, Earth Science Information Center US Geodata. Digital line graph (DLG) data One-to-two-million-scale digital ine graph (DLG) data Reston, VA The Center [1995] 1 computer laser optical disk col. 4 3/4 in. 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 System requirements: IBM PC-XT or compatible computer, MS-DOS 3.1 or later, 640KB memory, EGA monitor and display card, CD-ROM reader using the Microsoft Extensions, Version 2.0 or later. Hydrology United States Databases. Local 113605 CD-ROM Fed. Doc. Local 71074 Transportation United States Databases. Local 181160 United States Maps, Topographic Databases. Local 182913 Earth Science Information Center U.S. Local 89670 US GeoData Digital line graph data. 149162 149162 0 0 0 551_460000000000000_O581_CDFED 0 evref 186244 10 10 9 2016-05-27 288547 0 551.46 O581 CD-FED 80000001837379 2016-05-27 00:00:00 r:197201 z:NCC:D 9 0 0 0 551_460000000000000_O581_CDFED_O_F 0 evref 186250 10 10 9 2016-05-27 292957 0 551.46 O581 CD-FED O.F. 80000001827453 2016-05-27 00:00:00 Optional format 1995 (July) r:197201 z:NCC:D 9