Invisible Web Search

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College researchers often need more than Google and Wikipedia to get the job done.

99 Resources to Research & Mine the Invisible Web

http://www.collegedegree.com/library/college-life/99-resources-to/

Internet Archive

http://www.archive.org/ The Internet Archive, a 501(c)(3) non-profit, is building a digital library of Internet sites and other cultural artifacts in digital form.
http://www.scirus.com/srsapp/

SCIRUS - For Scientific Information

is the most comprehensive scientific research tool on the web.
http://www.infoplease.com/

Infoplease

Almanacs / Complete Subject List / Alphabetical Index A vast compendium of statistics and up-to-date facts and figures, on everything you need to know.