Database Title			Dates of Coverage	Datebase Provider
ACToR (Aggregated Computational Toxicology Resource)				US EPA
AgEcon Search			1932-present	University of Minnesota
Ageline (AARP)			1978-present	AARP
AGRICOLA (USDA/NAL)			1979-present	USDA National Agricultural Library
Antarctic Bibliography			1918-present	American Geological Institute
Bibliography on Cold Regions Science and Technology			1730-present	American Geological Institute
CARINDEX			1983-present	University of West Indies Library
Citeseer (Computer and Information Science Papers)			present	Pennsylvania State University
CompPile			1939-present
Corpus of Middle English Prose and Verse			1100-1500	University of Michigan
Current Research Information Service (CRIS)				USDA
DTIC Online			present	Department of Defense
E. V. Komarek Fire Ecology Database			1987-present	Tall Timbers Research Station
EDGAR (SEC filings & forms)			1993-present	SEC
Encyclopedia of Earth			present	Environmental Information Coalition
Energy Citations Database			1948-present	Department of Energy
ERAM (Electronic Research Archive for Mathematics)			1868-1942	European Mathematical Society
Google Scholar			coverage range-unknown	Google
GPO Access			present	U.S. Government Printing Office
GrayLit Network			1974-	Department of Energy
GreenFILE			mid-1960's-present	EBSCOhost
Intute			present	University of Manchester
Latin American Periodicals Tables of Contents			present	Latin Americanist Research Resources Project
Librarians' Index to the Internet			present	Library of California
MEDLINE (NLM Gateway)			1950-present	National Library of Medicine Gateway
MEDLINE (PubMed)			1950-present	PubMed (Free access from the National Library of Medicine)
MEDLINE Plus			present	National Institutes of Health
Middle English Dictionary			1100-1500	University of Michigan
NCSE: Nineteenth Century Serials Edition			1806-1890	Arts and Humanities Research Council
Northwest Digital Archives (NWDA)			present	NWDA
NTIS (National Technical Information Service)			1964-present	US Dept of Commerce
OASIS - OSU Libraries Online Catalog			---	Oregon State University
Oregon Encyclopedia			10,000 years-present	Portland State University
Oregon Index			1975-present	Oregon State Library
Patent Database			1976-present	U. S. Patent and Trademark Office
PubMed (also see MEDLINE)			1966-present	PubMed (Free access from the National Library of Medicine)
Science Research			present	Deep Web Technologies
Scirus			present	Elsevier
SCOLA schedule			present	SCOLA
Searchable Ornithological Research Archives (SORA)			1884-2000	University of New Mexico
SEC filings & forms (EDGAR)			1993-present	SEC
Shakespeare Database: The Complete Works of William Shakespeare			---	MIT
Social Sciences in Forestry			1985-present	Minnesota Forestry Library
Sport Fish Division Reports (ADF&G)			1987-present	Alaska Department of Fish and Game
Statistical Abstract			2006	US Dept of Commerce
TicTOCs			present	Joint Information Systems Committee (JISC)
Trademark Electronic Business Center (TEBC)			Current to within last two to four months	U. S. Patent and Trademark Office
Trail Planning, Construction, and Maintenance			1984-present	University of Minnesota Forestry Library
Treesearch: USDA Forest Service Research Publications			2004-present	U.S. Forest Service
TRIS Online			1999-present	Transportation Research Board
Tropical Forest Conservation and Development			1982-present	University of Minnesota Forestry Library
Urban Forestry			1980-present	University of Minnesota Forestry Library
USPTO Patent Database			1976-present	U. S. Patent and Trademark Office
USPTO Trademark Database			Current to within last two to four months	U. S. Patent and Trademark Office
VITIS: Viticulture and Enology Abstracts			1969-present	Julius Kühn-Institut