Reference Works

Alcove 9 http://www.loc.gov/rr/main/alcove9/ “Alcove 9,” a collection of websites selected and annotated by the Library of Congress Humanities and Social Sciences Division subject specialists.
Answers.com www.answers.com “Answers.com displays quick, snapshot answers with concise, reliable information…from over 100 authoritative encyclopedias, dictionaries,glossaries and atlases”.
American Heritage Dictionary 90,000 entries with 900 full-page color illustrations and language notes.
Columbia Encyclopedia One of the most complete up to date encyclopedias with nearly 51,000 entries.
The Free Dictionary http://www.thefreedictionary.com/ “English, Medical, Legal, Financial, andComputer Dictionaries, Thesaurus, Acronyms, Encyclopedia, a Literature Reference Library, and a Search Engine all in one”.
Infoplease http://www.infoplease.com/ Information Please has been providing authoritative answers to all kinds of factual questions since 1938.
Reference (Internet Public Library) http://www.ipl.org/div/subject/browse/ref00.00.00 Links to almanacs, dictionaries, encyclopedias, genealogical websites, etc.
Reference.com http://www.reference.com/ Includes links to almanacs, atlases, “On This Day” (historical events), legal, literature and medical resources.
Thesauri, etc.
Virtual Reference Shelf http://www.loc.gov/rr/askalib/virtualref.htmlSelected web resources compiled by the Library of Congress.