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National Coal Resources Data System (NCRDS)
- Available as
- Online
Details
- Creator
- USGS, Energy Resources Program
- Other Titles
-
- At head of title: Coal databases
- NCRDS
- Format
- Books
- Language
- English
- Publication
-
- [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey
- Physical Details
-
- data file
- OCLC
- ocn456773729
- Title from web page last updated Oct. 20, 2008 (viewed Nov. 27, 2009).
- Mode of access: Internet from the USGS Energy Resources Program web site. Address as of 11/27/09: http://energy.er.usgs.gov/coal%5Fquality/coal%5Fdatabases.html; current access is available via PURL.