http://www.libraryspot.com
2. Library of Congress
http://www.loc.gov
3. Electric Library
http://www.elibrary.com
4. NARA
http://www.nara.gov
5. American Library Association
http://www.ala.org
6. Internet Public Library
http://www.ipl.org
7. Library Journal Digital
http://www.bookwire.com
8. Library of America
http://www.loa.org
9. Biblo Tech Review
http://www.biblio-tech.com
10. Friends of Libraries USA
http://www.folusa.com