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Computer file
U.S. Geological Survey coal quality database
- Author / Creator
- Available as
- Physical
- Summary
-
Reports coal quality data for coal samples that represent complete-bed thicknesses at various localities.
Details
Checking for availability...
- Creator
- by U.S Geological Survey
- Format
- Computer file
- Language
- No linguistic content
- Publication
-
- Version 1.3
- [Reston, Va.?] : The Survey ; [Denver, Colo.] : [USGS Distribution Branch], 1994
- Physical Details
-
- 1 computer laser optical disc ; 4 3/4 in
- OCLC
- ocm31187860
- Title from title screen.
- Title from disc label: U.S. Geological Survey coal quality (COALQUAL) database.
- Includes bibliographical references.
- System requirements: IBM or compatible personal computer; 640 kb RAM; MS- or PC-DOS 3.1 or later; Microsoft MSCDEX 2.1 or later; CD-ROM drive with ISO 9660 software driver; EGA/VGA graphics system.