YAHOO!

http://www.yahoo.com/

Lycos

http://www.lycos.com/

Excite

http://www.excite.com/

Alta Vista

http://www.altavista.com/

 Site 1 http://www.loc.gov/

Library of Congress Homepage.

 Site 2 http://www.americaslibrary.com/

America's Library is sponsored by the Library of Congress.

 Site 3 http://www.si.edu/

Smithsonian Institution.

 Site 1 http://www.nypl.org/

New York Public Library.

 Site 2 http://www.ipl.org/

Internet Public Library.

 SIte 3 http://www.eb.com/

Enclyclopaedia Britannica.